TY  - BOOK
AU  - Friedman,Avner
TI  - Partial differential equations
SN  - 0030774551
AV  - QA374 .F75 1969
PY  - 1969///
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Differential equations, Partial
N1  - BIBINDX
ER  -