TY  - BOOK
AU  - Iyer, B.R  .
AU  - Prasanna,A.R  .
AU  - Varma,R.K  .
AU  - Visheswara,C.V  .
TI  - Advances in gravitation and cosmology / 
SN  - 81-224-0522-3
U1  - 531.14 
PY  - 1993///
CY  - New Delhi : 
PB  - Wiley Eastern Ltd , 
ER  -