TY  - GEN
AU  - Sarma, J.N.
AU  - Kehar Singh
TI  - Partial differential equations for engineeers and scientists
SN  - 978-81-7319-829-8
U1  - 515.353 
PY  - 2009///
CY  - Kolkata
PB  - Narosa
KW  - DIFFERENTIAL EQUATIONS, PARTIAL
ER  -