TY  - BOOK
AU  - Fridman A M
AU  -  Polyachenko V L
TI  - Physics of gravitating systems I
U1  - CK, M4.1 
PY  - 1984///
CY  - New York    
PB  -  Springer Veerlag       
KW  -  Gravitation theory
KW  - Physics
ER  -