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1992ApJ...400..430Z - Astrophys. J., 400, 430 (1992/November-3)
Analysis of soft X-ray excesses of quasi-stellar objects by using their IPC spectra.
ZHOU Y.Y. and YU K.N.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Galaxies: Quasars: General - X-Rays: Galaxies
CDS comments: 1712+343 misprint for 1721+343
Simbad objects: 26
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