C.D.S. - SIMBAD4 rel 1.8 - 2024.05.15CEST15:38:26 Reference query: 1968PASP...80..197G (1 found) ---------------------------------------------- 1968PASP...80..197G 10.1086/128611 Publ. Astron. Soc. Pac., 80, 197-206 (1968) Spectral classification of 239 early-type stars. GUETTER H.H. -Simbad objects: 251