TY  - BOOK
AU  - 
ED  - The Open University
ED  - The Open University
TI  - The Open University: science;  a third level course: understanding space and time
SN  - 0 335 08003 0
U1  - 530.11 
PY  - 1979///
CY  - Milton Keynes
PB  - The Open University
KW  - Understanding Space And Time
N1  - Contents: block4 ; Gravitation and Einstein`s general theory of relativity; Unit:10; The principle of equivalence; Unit:10&11; A metric theory of gravity, and the field equations of general relativity
ER  -