Optical and gamma-ray observations of the blazar S4 0954+65 in a period of extreme variability
by Claudia M. Raiteri One of the most interesting [...]
by Claudia M. Raiteri One of the most interesting [...]
by Claudia M. Raiteri The international collaboration of astronomers "Whole [...]
Artist's view of a supermassive black hole surrounded by a [...]