TY  - BOOK
AU  - Ehlers, J..
TI  - Isolated Gravitating Systems in General Relativity / 
SN  - 0 444 85329 4
U1  - CNp1,N76 
PY  - 1984///
CY  - Amsterdam : 
PB  - North-Holland Publishing Company , 
KW  - Physics <General Relativity>
ER  -