TY  - BOOK
AU  - Kramer,D., x
AU  - x
TI  - Exact solutions of Einstein\'s field equations: x
SN  - x 
U1  - 530.143/KRE 
PY  - 1980///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Relativity ( Physics)
KW  - Relativity (Physics)
ER  -