Contribution of quasistellar objects to the cosmic X-ray background

Narlikar, J. V.Burbidge, G.2012-03-242012-03-241983-01-14http://hdl.handle.net/11007/1586enBackground radiationCosmic raysQuasarsX-Ray sourcesAstronomical modelsEvolutionLuminosityContribution of quasistellar objects to the cosmic X-ray backgroundArticle