TY  - BOOK
AU  - Gupta, A.S
TI  - Calculus of variations with applications
SN  - 9788120311206
U1  - 515 G9593c 
PY  - 1997///
CY  - New Delhi
PB  - Prentice-Hall of India Private Limited
KW  - Calculus of variations
ER  -