QSO B0237-2322 , the SIMBAD biblio

QSO B0237-2322 , the SIMBAD biblio (505 results) C.D.S. - SIMBAD4 rel 1.8 - 2024.04.24CEST22:54:02

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Keywords 		in a table in teXt, Caption, ... Nb occurence Nb objects in ref Citations
(from ADS) 		Title First 3 Authors
1967ApJ...147..840A 2 3 40 A quasi-stellar object with a redshift of 2.22 and a unusual absorption spectrum. ARP H.C., BOLTON J.G. and KINMAN T.D.
1967ApJ...147..845B 68 T                   1 2 17 The redshift and absorption-line spectrum of
PKS 0237-23. 		BURBIDGE E.M.
1967ApJ...147.1219B 3 8 On some coincidences between wavelengths of absorption features in HZ 29 and in quasi-stellar objects. BURBIDGE G., BURBIDGE M. and HOYLE F.
1967ApJ...149L..11B 11 2 138 An analysis of the absorption spectrum of 3C 191. BAHCALL J.N., SARGENT W.L.W. and SCHMIDT M.
1968ApJ...151L..75L 26 8 Optical positions for twenty-six radio sources. LU P.K. and FREDRICK L.W.
1968ApJ...152.1077B 71 T                   1 3 80 Further observations of quasi-stellar objects with absorption-line spectra: Ton 1530,
PKS 0237-23, and PHL 938. 		BURBIDGE E.M., LYNDS C.R. and STOCKTON A.N.
1968ApJ...153L.151O 1 3 34 Ultrashort-period stellar oscillations. II. The period and light curve of HZ 29. OSTRIKER J.P. and HESSER J.E.
1968ApJ...153..689B 77 T                   1 1 63 The absorption-line spectrum of the quasi-stellar radio source
PKS 0237-23. 		BAHCALL J.N., GREENSTEIN J.L. and SARGENT W.L.W.
1968ApJ...154L..41B 19 83 The distribution of redshifts in Quasi-Stellar Objects, N-systems and some radio and compact galaxies. BURBIDGE G.
1968PASP...80....5B 80 26 Accurate positions of identified radio sources. BOLTON J.G.
1969A&A.....2..372S 25 11 Circular polarization measurements of compact radio sources at 1420 MHz. SEIELSTAD G.A.
1969ApJ...156L...1B 3 2 46 On the absorption spectrum of TON 1530. BAHCALL J.N., OSMER P.S. and SCHMIDT M.
1969MNRAS.146..313B 61 35 Long baseline interferometer, observations at 408 and 448 MHz. I. The observations. BROTEN N.W., CLARKE R.W., LEGG T.H., et al.
1969AuJPh..22..237M 44 37 Accurate positions and some optical identifications for 255 radio sources between declinations +20 and -33 degres. MERKELIJN J.K.
1970AJ.....75..351E 4213 76 The Ohio Survey between 0 and -36 degrees. EHMAN J.R., DIXON R.S. and KRAUS J.D.
1970ApJ...159..341O 28 162 Absolute spectral energy distribution of quasi-stellar objects from 0.3 to 2.2 microns. OKE J.B. and NEUGEBAUER G.
1970ApJ...161..389B 1 3 22 On the rich absorption spectra of three quasi-stellar objects. BAHCALL J.N. and FELDMAN U.
1970ApJ...161..803K 78 59 High-resolution observations of compact radio sources at 13 centimeters. KELLERMANN K.I., CLARK B.G., JAUNCEY D.L., et al.
1970ApJ...162...31K 47 ~ Precise positions of radio sources. II. Optical measurements. KRISTIAN J. and SANDAGE A.
1970ApJ...162..381W 46 76 Precise positions of radio sources. I. Radio measurements. WADE C.M.
1971AJ.....76...91C 56 43 Positions of radio sources from long-baseline interferometry. COHEN M.H. and SHAFFER D.B.
1971AJ.....76..412A 50 64 Photoelectric sequences for the brighter QSO's. ANGIONE R.J.
1971ApJ...164..237M 78 48 The radio structures of seventy-nine quasi-stellar objects. MacDONALD G.H. and MILEY G.K.
1971ApJ...170L.127H 67 T                   1 2 3 Abundance ratios from the absorption spectrum of the quasar
PKS 0237-23. 		HARTWICK F.D.A.
1971ApJS...23..323H 98 194 An absorption-line study of the galactic neutral hydrogen at 21 centimeters wavelength. HUGHES M.P., THOMPSON A.R. and COLVIN R.S.
1971MNRAS.152..277H 78 69 Optical positions for 87 identified radio sources. HUNSTEAD R.W.
1971MNRAS.152..477M 128 206 The radio structure of quasars - A statistical investigation. MILEY G.K.
1971PASP...83..611D 202 88 A catalogue of quasars. DE VENY J.B., OSBORN W.H. and JANES K.
1972AJ.....77..810B 59 38 Measurements of the integral Stockes parameters of compact radio sources. BERGE G.L. and SEIELSTAD G.A.
1972ApJ...172..299B 30 33 High-resolution observations of compact radio sources at 13 centimeters. II. BRODERICK J.J., KELLERMANN K.I., SHAFFER D.B., et al.
1972ApJ...177..303C 32 13 Spectra of some Ohio radio sources: List III. CONKLIN E.K., ANDREW B.H., WILLS B.J., et al.
1972MNRAS.156..275K 62 37 The polarization of radio sources with appreciable redshift. KRONBERG P.P., CONWAY R.G. and GILBERT J.A.
1973AJ.....78..353A 23 69 QSO historical light curves. ANGIONE R.J.
1973AJ.....78..521W 180 87 Optical identifications of radio sources using accurate radio and optical positions. WILLS B.J., WILLS D. and DOUGLAS J.N.
1973AJ.....78..673K 28 29 Lunar-occultation studies of 4C radio sources at 327 MHz. KAPAHI V.K., JOSHI M.N., SUBRAHMANYA C.R., et al.
1973ApJ...179...21P 3 13 Polarization of radio sources. IV. The compact source PKS 2134+004. PACHOLCZYK A.G. and SWIHART T.L.
1973ApJ...179..381B 5 17 An analysis of the absorption spectrum of PHL 957. BAHCALL J.N. and JOSS P.C.
1973Obs....93..229B 24 10 Effect of the availability of search lines on the distribution of absorption-line redshifts of QSOs. BASU D.
1974ApJ...189...17M 23 64 Are quasars dusty ? McKEE C.F. and PETROSIAN V.
1974ApJ...193..513B 1 6 50 A analysis of the spectrum of the large-redshift quasi-stellar object OQ 172. BALDWIN J.A., BURBIDGE E.M., BURBIDGE G.R., et al.
1974PASP...86..873G 93 55 The degree of optical variability of quasi-stellar objects. GRANDI S.A. and TIFFT W.G.
1975AJ.....80....1K 178 23 Radio spectra and red shifts of 179 QSOs. KRAUS J.D. and GEARHART M.R.
1975AJ.....80..271S 23 39 Time independence of the integrated Stockes parameters of compact radio sources at 5 GHz. SEIELSTAD G.A. and BERGE G.L.
1975MmSAI..46..461B 493 7 Catalogue of quasi-stellar-objects. BARBIERI C., CAPACCIOLI M. and ZAMBON M.
1976AJ.....81..574P 412 12 Radio two-color diagram for QSOs, spiral galaxies, and BL Lac objets. PACHT E.
1976AN....297..147N 10 0 Possible interpretations of B2, 5C quasar candidate counts., the "cut off" in quasar density. NOTNI P.
1977A&AS...27..205S 398 12 A comprehensive catalogue of quasi-stellar objects. SMITH-HAENNI A.L.
1977ApJ...216..351C 11 19 The absorption-line spectrum of Q0453-423. CARSWELL R.F., SMITH M.G. and WHELAN J.A.J.
1977ApJ...218....1B 10 49 Observations of Fe II and Mg II absorption in QSOs with Zabs ≪Zem. BURBIDGE E.M., SMITH H.E., WEYMANN R.J., et al.
1977MNRAS.179..153A 81 61 Observations of the flux density and linear polarization of compact extragalactic radio sources at 3.7 and 11.1 cm wavelength. II. ALTSCHULER D.R. and WARDLE J.F.C.
1978A&AS...34..129M 124 120 Radio intensity and polarization distributions of quasars at three frequencies. MILEY G.K. and HARTSUIJKER A.P.
1978AJ.....83..863A 105 129 A ten-year study of extragalactic variables sources at centimeter wavelengths. ANDREW B.H., MacLEOD J.M., HARVEY G.A., et al.
1978ApJ...220..772B 70 T                   1 3 42 New observations of the absorption spectrum of
PKS 0237-23 and their implications for the origin of quasar absorption lines. 		BORONSON T., SARGENT W.L.W., BOKSENBERG A., et al.
1978ApJ...223..758A 4 10 The spectrum of Markarian 132. ADAMS M.T., COLEMAN G.D., STOCKMAN H.S., et al.
1978ApJ...226L..53P 2 4 40 Spectrophotometry of quasi-stellar objects at optical and infrared wavelengths: PG 0026+129 and 3C 273. PUETTER R.C., SMITH H.E., SOIFER B.T., et al.
1978PASP...90..337P 122 60 Absorption in the spectra of Quasi-Stellar Objects and BL Lacertae objects. PERRY J.J., BURBIDGE E.M. and BURBIDGE G.R.
1978LicOB.808....1P 12 1 Permitted Fe II emission in Seyfert 1 galaxies and QSOs. II. The excitation mechanism. PHILLIPS M.M.
1978VA.....22..321S 76 52 Quasars: observed properties of optically-selected objects at large redshifts. SMITH M.G.
1979ApJ...227..370B 4 2 46 Multiple components in the z = 0.424 absorption system in the spectrum of the BL Lacertae object PKS 0735+178. BOKSENBERG A. and CARSWELL R.F.
1979ApJ...230...79N 1 39 375 Absolute spectral energy distribution of quasi-stellar objects from 0.3 to 10 microns. NEUGEBAUER G., OKE J.B., BECKLIN E.E., et al.
1979ApJ...230L.131B 3 2 37 IUE observations of the quasar 3C 273. BOGGESS A., DALTABUIT E., TORRES-PEIMBERT S., et al.
1979ApJ...231L..13O 2 5 55 IUE and visual spectrophotometry of 3C 120 and Markarian 79. OKE J.B. and ZIMMERMAN B.
1979ApJ...234...86S 1 8 45 Gas-rich dwarfs and accretion phenomena in early-type galaxies. SILK J. and NORMAN C.
1980A&A....83..190C 2 8 83 Formation of permitted lines in the spectrum of type 1 Seyfert galaxies and quasars. II. Fe II lines and the low excitation region. COLLIN-SOUFFRIN S., DUMONT S., HEIDMANN N., et al.
1980ApJS...42...41S 19 6 590 The distribution of Lyman-alpha absorption lines in the spectra of six QSOs: evidence for an intergalactic origin. SARGENT W.L.W., YOUNG P.J., BOKSENBERG A., et al.
1980MNRAS.192..779A 84 19 Optical identifications of reference frame benchmark radio sources. ARGUE A.N. and SULLIVAN C.
1981A&AS...46..277W 39 11 Optical positions of benchmark radio sources south of +5 degres declination. WEST R.M. and WALTER H.G.
1981AJ.....86.1010U 44 112 A VLA survey of strong radio sources. ULVESTAD J., JOHNSTON K., PERLEY R., et al.
1981ApJ...245..406W 2 7 80 X-ray heating and ionization of broad-line emission regions in QSOs and active galaxies. WEISHEIT J.C., SHIELDS G.A. and TARTER C.B.
1981ApJS...45...97S viz 420 305 The Faraday rotation measures of extragalactic radio sources. SIMARD-NORMANDIN M., KRONBERG P.P. and BUTTON S.
1981MNRAS.196..715C 12 38 The spectrum of the QSO 0805+046 (4C 05.34) at intermediate dispersion. CHEN J.-S., MORTON D.C., PETERSON B.A., et al.
1981SvAL....7..113V 68 T                   1 1 2 The quasar
PKS 0237-233: high-redshift absorption systems of co lines. 		VARSHALOVICH D.A. and LEVSHAKOV S.A.
1982MNRAS.199..943H 49 117 An infrared study of quasars. HYLAND A.R. and ALLEN D.A.
1982IUE82.......80Y 9 ~ Morphology of gaseous halos of galaxies. YORK D.G.
1983AJ.....88..598M 18 10 Redshift dependence of the low-frequency turnover of quasars. MENON T.K.
1983ApJS...52..293W 120 54 A catalog of high accuracy polarization measurements. WEILER K.W. and DE PATER I.
1983Afz....19..449W 38 ~ An attempt of identifying QSO spectral absorption lines with small redshifts. WALTZ I.E. and KOMBERG B.V.
1983AZh....60...29W 11 0 On the possibility of observation of low-frequency recombination lines from QSO. WALTZ I.E.
1983Ap&SS..97...19C 8 13 Singposts of shock waves in the metagalactic medium. CHERNOMORDIK V.V. and OZERNOY L.M.
1983BAAS...15..648H 9 1 A search for milliarcsecond double radio sources. HODGES M., MUTEL R. and PHILLIPS R.
1983Natur.303..153C 7 27 Intergalactic shock waves. CHERNOMORDIK V.V. and OZERNOY L.M.
1983PAZh....9..712V 69 T                   1 1 1 The quasar
PKS 0237-233 : chance coincidences and the alleged CO redshift systems. 		VARSHNI Y.P.
1983PASAu...5....2W 293 86 An atlas of QSO spectra. WILKES B.J., WRIGHT A.E., JAUNCEY D.L., et al.
1984A&A...130..191A 380 75 A catalog of selected compact radio sources for the construction of an extragalactic radio/optical reference frame. ARGUE A.N., DE VEGT C., ELSMORE B., et al.
1984A&A...131...81M 221 5 One more sample supporting the cosmological evolution of flat-spectrum quasars. MAVRIDES S. and MUTUS H.
1984A&A...133..374B 63 39 The evolution and origin of the sharp metal-rich absorption lines in QSO spectra. BERGERON J. and BOISSE P.
1984A&AS...58..193T 23 9 Precise optical positions for radio/optical astrometric sources south of delta ∼ +12. TORRES C., WROBLEWSKI H. and COSTA E.
1984AJ.....89..311L 14 3 Systematics of quasi-stellar-object spectra. LIBBY L.M., RUNCORN S.K. and LEVINE L.H.
1984AJ.....89..323G 220 21 The low-frequency spectra of a complete sample of extragalactic radio sources. GREGORINI L., MANTOVANI F., ECKART A., et al.
1984AJ.....89..987F 118 43 Radio interferometric determination of source positions utilizing deep space network antennas - 1971 to 1980. FANSELOW J.L., SOVERS O.J., THOMAS J.B., et al.
1984AJ.....89.1650G 8 27 Radio observations of the jet in Fornax A. GELDZAHLER B.J. and FOMALONT E.B.
1984ApJ...277..495K 46 17 Observational tests of X-ray heating in the broad-line region of quasars and Seyfert galaxies. KRISS G.A.
1984ApJ...279...19W 125 82 The rotation measure distribution of QSOs and of intervening clouds: magnetic fields and column densities. WELTER G.L., PERRY J.J. and KRONBERG P.P.
1984ApJ...279..465M 240 160 A comparison of the properties of highly polarized QSOs versus low-polarization QSOs. MOORE R.L. and STOCKMAN H.S.
1984ApJ...280...51T 90 93 Properties of the broad absorption-line QSOs. TURNSHEK D.A.
1984ApJ...281...76B 3 9 139 IUE observations of high-redshift quasars. BECHTOLD J., GREEN R.F., WEYMANN R.J., et al.
1984MNRAS.208..409K 1 6 56 Circular and linear polarization variations of compact radio sources. KOMESAROFF M.M., ROBERTS J.A., MILNE D.K., et al.
1984ATsir1309....6I 13 2 Determination of optical positions of forteen extragalactic radiosources. INASARIDZE R.Y.
1984ApL....24...95C 5 5 The distribution of absorption line redshifts of quasars and its origin. CHU Y.-Q., FANG L.-Z. and LIU Y.
1984Ap&SS.100..227V 30 9 Circular polarization and the structure of compact extragalactic radio sources. VALTAOJA E.
1984Ap&SS.103..203V 69 T                   1 0 The quasar
PKS 0237-233 : chance coincidences and the alleged CO redshift systems. 		VARSHNI Y.P.
1984Ap&SS.105..215W 32 3 A possibility to use CI infrared absorption lines for determination of the background radiation temperature at earlier cosmological epochs. WALTZ I.E. and KHERSONSKIJ V.K.
1984Msngr..38...38C 1 2 10 The RPCS detector. CHRISTENSEN P.R., HVIID E., THOMSEN G., et al.
1984PASAu...5..510W 68 2 On the variability of some Parkes radio sources. WRIGHT A.E.
1984IAUS..110..179G 35 0 Daily radio frequency observations of selected objects. GELDZAHLER B.J., JOHNSTON K.J., SPENCER J.H., et al.
1985A&A...145...59B 18 33 High redshift Mg II and Fe II absorption in QSO spectra from known C IV systems. BOISSE P. and BERGERON J.
1985A&A...150..129C 50 15 Magneto-ionic content of compact extragalactic radio sources. CARVALHO J.C.
1985AJ.....90.1599P 1228 160 A VLBI survey at 2.29 GHz. PRESTON R.A., MORABITO D.D., WILLIAMS J.G., et al.
1985ApJ...297..639C 6 4 Circular polarization of compact, extragalactic radio sources. I. Synchrotron emission and circular repolarization. CHENG A.Y.S., PACHOLCZYK A.G. and COOK K.H.
1985ApJ...298..732C 10 22 Two-point correlation function of QSO metal absorption systems from an inhomogeneous catalog of observations. CROTTS A.P.S.
1985MNRAS.216..173W viz 224 312 Bright extragalactic radio sources at 2.7 GHz- III. The all-sky catalogue. WALL J.V. and PEACOCK J.A.
1985AISAO..19...60A 11 12 Determination of flux-densities with the help of the broad-band radiometers of the continuous spectrum of the radiotelescope RATAN-600. ALIAKBEROV K.D., MINGALIEV M.G., NAUGOLNAYA M.N., et al.
1985Ap&SS.115..107S 168 1 Redshifts of the brightest X-ray QSO's. SAPRE A.K. and MISHRA V.D.
1985IzPul.203...28K 57 0 Astrometry from optical positions of extragalactic radio sources. KUMKOVA I.I.
1985JApA....6...49S 15 1 An X-ray Hubble diagram for quasi-stellar objects. SAPRE A.K. and MISHRA V.D.
1985Msngr..39...22B 3 0 Observations of high redshift Mg II and Fe II absorption lines in QSO spectra. BOISSE P. and BERGERON J.
1985S&W....24..260K 10 0 Der leuchtkraftigste Quasar : S5 0014+81. KUHR H.
1986A&A...156....1W 50 28 Optical astrometry of extragalactic radio sources. WALTER H.G. and WEST R.M.
1986AJ.....91..231W 37 12 Daily observations of compact radio sources in 1983. WALTMAN E.B., GELDZAHLER B.J., JOHNSTON K.J., et al.
1986MNRAS.218..331W 201 174 Studies of broad emission line profiles in QSOs - II. Properties of a large, predominantly radio selected sample. WILKES B.J.
1986MNRAS.220...51K 124 52 X-ray and radio core emission in radio quasars. KEMBHAVI A., FEIGELSON E.D. and SINGH K.P.
1986MNRAS.220..833B 6 18 Ionization state of the absorption systems in the BL Lac object 0215+015 and properties of low-excitation absorbers. BERGERON J. and D'ODORICO S.
1986Ap&SS.118..473C 31 0 QSO absorption lines (invited rewiew). CHEN J.-S.
1987AJ.....93.1484M 267 27 A systematic search for long-term variability in a large sample of X-ray sources. MACCACARO T., GARILLI B. and MEREGHETTI S.
1987ApJ...313..596W 111 159 X-ray studies of quasars with the Einstein Observatory. IV. X-ray dependence on radio emission. WORRALL D.M., GIOMMI P., TANANBAUM H., et al.
1987ApJ...321...49T 57 189 The distribution of QSO absorption system column densities: evidence for a single population. TYTLER D.
1987ApJ...321...69T 1 20 80 The redshift distribution of QSO Lyman-alpha absorption systems. TYTLER D.
1987ApJ...322..739L 1 40 162 An absorption-line survey of 32 QSOs at red wavelengths: properties of the Mg II absorbers. LANZETTA K.M., TURNSHEK D.A. and WOLFE A.M.
1987ApJS...64..667T 90 105 High-resolution spectra of 24 low-redshift QSOs: the properties of MgII absorption systems. TYTLER D., BOKSENBERG A., SARGENT W.L.W., et al.
1987ApJS...65..319F 30 60 Daily observations of compact extragalactic radio sources at 2695 and 8085 MHz, 1979-1985. FIEDLER R.L., WALTMAN E.B., SPENCER J.H., et al.
1987MNRAS.226..601B 136 129 Beaming and the X-ray, optical and radio properties of quasars. BROWNE I.W.A. and MURPHY O.V.
1987AbaOB..62..140I 35 ~ Accurate positions of intermediate reference stars around radio optical sources. INASARIDZE R.Y.
1987Ap&SS.134...35Y 315 2 The spectral properties of quasars. YU K.N.
1987Natur.327...40S 15 11 Quasar spectra and the gravitational lens hypothesis. SHAVER P.A., WAMPLER E.J. and CRISTIANI S.
1987IAUS..124..777S 6 18 QSO absorption lines and cosmology. SARGENT W.L.W.
1988A&AS...75..317S 296 145 Millimeter continuum measurements of extragalactic radio sources. STEPPE H., SALTER C.J., CHINI R., et al.
1988A&AS...76...21Q 270 16 Radio spectra of quasars. I. QUINIENTO Z.M., CERSOSIMO J.C. and COLOMB F.R.
1988AJ.....95.1647S 121 46 Astrometric results of 1978-1985 deep space network radio interferometry : the JPL 1987-1 extragalactic source catalog. SOVERS O.J., EDWARDS C.D., JACOBS C.S., et al.
1988ApJ...327..570B 6 19 469 Quasar ionization of Lyman-alpha clouds : the proximity effect, a probe of the ultraviolet background at high redshift. BAJTLIK S., DUNCAN R.C. and OSTRIKER J.P.
1988ApJ...332...96L 130 36 An investigation of Lyman-limit absorption in QSO spectra: indirect evidence for evolution of the multicomponent nature of the absorbers. LANZETTA K.M.
1988ApJ...334...22S 48 106 Mg II absorption in the spectra of high and low redshift QSOs. SARGENT W.L.W., STEIDEL C.C. and BOKSENBERG A.
1988MNRAS.233..801O 104 92 The ultraviolet continuum of quasars -I. The shape of the continuum, continuum reddening and intervening absorption. O'BRIEN P.T., GONDHALEKAR P.M. and WILSON R.
1988MNRAS.233..845O 58 23 The ultraviolet continuum of quasars -II. Continuum variability. O'BRIEN P.T., GONDHALEKAR P.M. and WILSON R.
1988LAstr.102..277B 8 0 Le systeme de raies d'absorption des quasars. BOISSE P.
1988Ap&SS.141..303B 677 71 Catalogue of unambiguous (Faraday-thin, one-component, spectrum-selected) rotation measures for galaxies and quasars. BROTEN N.W., MacLEOD J.M. and VALLEE J.P.
1988Ap&SS.149..197V 70 T                   1 11 1 Identification of lines in the spectrum of the quasar
0237-233. 		VARSHNI Y.P.
1988IzKry..78..112M 168 2 High sensitivity observations at the wavelength 8,2 mm of complete sample of extragalactic radio sources. MOISEEV I.G., NESTEROV N.S., EFANOV S.V., et al.
1988IAUS..129..139P 4 0 The southern hemisphere VLBI experiment (SHEVE). PRESTON R.A., JAUNCEY D.L., MEIER D.L., et al.
1989A&A...209...27P 86 39 The evolution of the Eddington ratio for active galactic nuclei. PADOVANI P.
1989AJ.....97..777E 174 366 Accurate galactic N H values towards quasars and AGN. ELVIS M., LOCKMAN F.J. and WILKES B.J.
1989AJ.....98....1P 27 75 The southern hemisphere VLBI experiment. PRESTON R.A., JAUNCEY D.L., MEIER D.L., et al.
1989ApJ...337..191E 8 23 High-resolution neutral hydrogen observations : the barred spiral galaxy NGC 1300. ENGLAND M.N.
1989ApJ...339...27C 71 67 The X-ray spectra of high-redshift quasars. CANIZARES C.R. and WHITE J.L.
1989ApJ...339..674M 123 48 On the ratio of the infrared-to-ultraviolet continuum to the X-rays in quasars and active galaxies. MUSHOTZKY R.F. and WANDEL A.
1989ApJ...342..666E 2 18 163 H-alpha emission lines in high-redshift quasars. ESPEY B.R., CARSWELL R.F., BAILEY J.A., et al.
1989ApJ...346...68S 1 61 357 Fitting improved accretion disk models to the multiwavelength continua of quasars and active galactic nuclei. SUN W.-H. and MALKAN M.A.
1989ApJ...347...52H 2 6 48 Superclustering of quasi-stellar object absorption clouds. HEISLER J., HOGAN C.J. and WHITE S.D.M.
1989ApJS...69....1H 1594 191 The first addition to the new optical catalog of quasi-stellar objects. HEWITT A. and BURBIDGE G.
1989MNRAS.237..739G 118 8 Ultraviolet spectra of a large sample of quasars. I. Data and data reduction. GONDHALEKAR P.M.
1989AISAO..27...84N 25 0 Of the nature of unidentified absorption lines in QSO spectra. NAZAROV E.A.
1989Ap&SS.157..263B 7 2 Extent of warm haloes around medium-redshift galaxies. BURBIDGE E.M., BARLOW T.A., COHEN R.D., et al.
1989RMxAA..18..121V 1 1 HII regions and QSO absorption lines. VIEGAS-ALDROVANDI S.M. and GRUENWALD R.B.
1990A&A...233..379S 18 71 Extended radio emission associated with GHz-peaked-spectrum radiosources. STANGHELLINI C., BAUM S.A., O'DEA C.P., et al.
1990A&AS...84..549O 19 45 Multifrequency VLA observations of GHz-Peaked-Spectrum radio cores. O'DEA C.P., BAUM S.A., STANGHELLINI C., et al.
1990A&AS...86..543V 42 14 Miscellaneous spectroscopic observations of quasars and quasar candidates. VERON P., VERON-CETTY M.-P., DJORGOVSKI S., et al.
1990AJ.....99.1421B 89 27 Optical variability of extragalactic objects used to tie the HIPPARCOS reference frame to an extragalactic system using HUBBLE SPACE TELESCOPE observations. BOZYAN E.P., HEMENWAY P.D. and ARGUE A.N.
1990AJ....100.1441N 58 50 Evolution of radio quasars from redshift 0.6-3.7 NEFF S.G. and HUTCHINGS J.B.
1990ApJ...354..124I 161 171 The optical polarization properties of quasars. IMPEY C.D. and TAPIA S.
1990ApJ...358...18C 28 6 A new mechanism for small redshift of H I broad lines with respect to CIV line in quasars. CHENG F.H., YOU J.H. and YAN M.
1990ApJ...360..396W 62 169 X-ray spectra of compact extragalactic radio sources. WORRALL D.M. and WILKES B.J.
1990MNRAS.244p..30B 18 ~ Do Lyman-alpha clouds cluster around galaxies? BARCONS X. and WEBB J.K.
1990MNRAS.245p..20O 28 ~ Do quasars with radio spectra peaked at gigahertz frequencies have extremely high redshifts? O'DEA C.P.
1990MNRAS.246..369L 100 118 Massive thin accretion discs - III. Comparison with the observations. LAOR A.
1990Afz....32..354A 4 0 Observatios of the IC 4296 radio galaxy with RATAN-600. ALTAKBEROV K.D.
1990JRASC..84..199R 93 10 Optical polarization properties of compact radio sources. RUSK R.
1990PAZh...16..901S 19 0 An independent test for the cosmological constant. SHOLOMITSKIJ G.B.
1990PASAu...8..261W 10 6 Flux densities at 8400 MHz for a large sample of Parkes radio sources. WRIGHT A.E., WARK R.M., TROUP E., et al.
1990RMxAA..20...47C 226 3 Identification charts of PHL objects III. Plate centered at 2 h 28 m and -5.5. CHAVIRA E.
1991ApJ...367...19L 1 37 203 The redshift distribution of Ly-alpha clouds and the proximity effect. LU L., WOLFE A.M. and TURNSHEK D.A.
1991ApJ...377...39V 15 15 The origin of the quasi-stellar object absorption lines. VIEGAS S.M. and GRUENWALD R.B.
1991ApJ...379...99L 14 48 The carbon abundance of the Lyman-alpha clouds. LU L.
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