Middleton, Matthew J.; Miller-Jones, James C. A.; Markoff, Sera; Fender, Rob; Henze, Martin; Hurley-Walker, Natasha; Scaife, Anna M. M.; Roberts, Timothy P.; Walton, Dominic; Carpenter, John; Macquart, Jean-Pierre; Bower, Geoffrey C.; Gurwell, Mark; Pietsch, Wolfgang; Haberl, Frank; Harris, Jonathan; Daniel, Michael; Miah, Junayd; Done, Chris; Morgan, John S.; Dickinson, Hugh; Charles, Phil; Burwitz, Vadim; Valle, Massimo Della; Freyberg, Michael; Greiner, Jochen; Hernanz, Margarita; Hartmann, Dieter H.; Hatzidimitriou, Despina; Riffeser, Arno; Sala, Gloria; Seitz, Stella; Reig, Pablo; Rau, Arne; Orio, Marina; Titterington, David; Grainge, Keith
(2013)
A subset of ultraluminous X-ray sources (those with luminosities of less than 10<SUP>40</SUP>ergs<SUP>-1</SUP> ref. 1) are thought to be powered by the accretion of gas onto black holes with masses of ~5-20, probably by ...
