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2006ApJ...637..147P - Astrophys. J., 637, 147-156 (2006/January-3)
Type II quasars from the Sloan Digital Sky Survey. IV. Chandra and XMM-Newton observations reveal heavily absorbed sources.
PTAK A., ZAKAMSKA N.L., STRAUSS M.A., KROLIK J.H., HECKMAN T.M., SCHNEIDER D.P. and BRINKMANN J.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Galaxies: Active - Galaxies: Quasars: General - X-Rays
Simbad objects: 12
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