海量图书期刊资源,随时随地畅享阅读乐趣
4C +39.29 – extended emission around a powerful type 2 quasarP. Gandhi; A. C. Fabian; C. S. Crawford · 2006
Infrared observations of serendipitous hard Chandra X-ray sourcesC. S. Crawford; A. C. Fabian; P. Gandhi; R. J. Wilman; R. M. Johnstone · 2001
Multiwavelength observations of serendipitous Chandra X-ray sources in the field of A 2390C. S. Crawford; P. Gandhi; A. C. Fabian; R. J. Wilman; R. M. Johnstone; A. J. Barger; L. L. Cowie · 2002
Powerful, obscured active galactic nuclei among X-ray hard, optically dim serendipitous Chandra sourcesP. Gandhi; C. S. Crawford; A. C. Fabian; R. M. Johnstone · 2004