The RAPTOR (RAPid Telescopes for Optical Response) telescopes and GeV/TeV gamma-ray astronomy vestrandAspen Meeting---Galactic GeV/TeV sources.
Black Holes in Binary Systems and Galaxy Nuclei A.M Cherepashchuk Lomonosov Moscow State University, Sternberg Astronomical Institute.
Black Holes in Binary Systems and Galaxy Nuclei
The mass of the neutron star in SMC X-1
( 1 ) There are two new observational facts:
The proper motion and parallax of a black hole X-ray binary
