TY  - GEN
AU  - Copson, E.T.
TI  - Partial differential equations
SN  - 0521205832
U1  - 515.353 
PY  - 1976///
CY  - New Delhi
PB  - S. Chand & Company Ltd.
KW  - Mathematics
KW  - Partial differential equations
KW  - Analysis
ER  -