https://www.nokia.com/bell-labs/publications-and-media/publications/gravitational-microlensing-events-due-to-stellar-mass-black-holes/
We present an analysis of the longest timescale microlensing events discovered by the MACHO Collaboration during a 7 year survey of the Galactic bulge. We find...
gravitational microlensingstellar massblack holeseventsdue