X-ray spectra analysis of black holes (RX J1131, M82 ULX and sgrA) and Nebulae (NGC 7009, NGC 6826 and NGC 2392)
By: Khalaf, Salman Zaydan; Sirayh, Mustafa Sabah. Iraqi Journal of Science. Vol. 57, no. (sB) (2016), pp.418-427, 10 p.
Subjects: Black hole; Galaxies; X-ray spectroscopy