TY  - BOOK
AU  - Choudhury, Ajitkumar .
AU  - Ghorai, Santoshkumar  .
TI  - Sourakosh / 
U1  - 621.31244 
PY  - 1992///
CY  - Kolkata : 
PB  - Modern Book Agency , 
KW  - SOLAR RADIATION
N1  - NULL
ER  -