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1987ApJ...321L..23W - Astrophys. J., 321, L23-L27 (1987/October-0)
Is optical Fe II emission related to the soft X-ray properties of quasars ?
WILKES B.J., ELVIS M. and McHARDY I.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Quasars - X-Rays: Spectra
Simbad objects: 8
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