TY  - BOOK
AU  - Lecture at Les Houches ,1966 session of summer school of theoretical physics
AU  - DeWitt, C., [et al] ed.
TI  - High energy astrophysics: V.2
U1  - 523.01 
PY  - 1967///
CY  - New york
PB  - Gordon and Breach, Science Publishers
ER  -