G. Cochard,P. Kessler,International Workshop on γγ Collishons.International Workshop on γγ Collishons (1980, Amiens, France)：γγ Collisions ; Proceedings of the International Workshop (Journees D`Etudes Internationals) Amiens, April 8-12,1980.Springer,1980.
International Workshop on γγ Collishons (1980, Amiens, France)：γγ Collisions ; Proceedings of the International Workshop (Journees D`Etudes Internationals) Amiens, April 8-12,1980
G. Cochard,P. Kessler,International Workshop on γγ Collishons.Springer,1980.
