TY  - BOOK
AU  - KAR MAHAPATRA, SUYRENDU BIKASH
TI  - PADARTHA BIKIRAN BISHWA ( BEN ) / 
U1  - 539.2 
PY  - 1983///
CY  - KOLKATA
PB  - SRIBHUMI PUB CO
KW  - RADIATION
ER  -