A Measurement for Gamma-Lines from the SN1987A in Experiment on Satellite Cosmos-1870 Kazaryan, S. M. ; Lupenko, V. G. ; Nazarova, I. N. ; Ryumin, P. S. ; Sukhanov, P. V. ; Titenkov, F. A. Abstract Publication: 21st International Cosmic Ray Conference (ICRC21) Pub Date: 1990 Bibcode: 1990ICRC....2..187K