TY  - BOOK
AU  - Fokker, A.D.
AU  - Bijl,D.,tr.
TI  - Time and space weight and inertia: chronogeometrical introduction to Einstein's theory
T2  - Interna. series of monographs in natural philosophy
U1  - 530.11 
PY  - 1965///
CY  - Oxford
PB  - Pergamon Press
ER  -