TY  - BOOK
AU  - Frankel,Theodore
TI  - Gravitational curvature : an introduction to Einstein's theory 
SN  - 9780486481210 
U1  - 531.5 
PY  - 2011///
CY  - Mineola, N.Y. 
PB  - Dover Publications
KW  - PHYSICS
KW  - RELATIVITY
KW  - GRAVITATION
ER  -