13

X-Ray Properties of the Quasar HE 0450-2958

Year:
2007
Language:
english
File:
PDF, 672 KB
english, 2007
18

STATISTICAL STUDY OF 2XMMi-DR3/SDSS-DR8 CROSS-CORRELATION SAMPLE

Year:
2013
Language:
english
File:
PDF, 2.80 MB
english, 2013
31

Black hole masses from X-rays

Year:
2012
Language:
english
File:
PDF, 65 KB
english, 2012