TY  - BOOK
AU  - O'Neill Barrett
TI  - Semi-riemannian geometry with application to relativity
T2  - Pure and applied mathematics; 103
U1  - B6, M3 
PY  - 1983///
CY  - New York    
PB  -  Academic        
KW  - Geometry
N1  - Bibliography 456-457p
ER  -