TY  - BOOK
AU  - Petrov,A.Z.
AU  - Kelleher,R.F.
TI  - Einstein spaces
U1  - 530.11 
PY  - 1969///
CY  - Oxford
PB  - Pergamon Press
KW  - Generalized spaces
KW  - Relativity (Physics)
KW  - Gravitation
N1  - Translation of: Prostranstva Einshteina
ER  -