P. Jovanović: Supermassive Binary Black Hole – Possible Observational Effects in the X-ray Emission By mmilan | May 8, 2013 - 11:35 am |May 8, 2013 Presentations P. Jovanović: Supermassive Binary Black Hole – Possible Observational Effects in the X-ray Emission from SEENET-MTP Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Bookmark the permalink.