Gravitational Radiation, Luminous Black Holes, and Gamma Ray Burst Supernovae
Maurice H.P.M. van Putten, PSU QB817.V36 2005
Chapter 11, Phenomenology of GRB supernovae
- p166 Beaming factor 450 (steradians, not angle)
Frail D. A. 1997 Nature 389, 261 The radio afterglow from the gamma-ray burst of 8 May 1997