TY  - GEN
AU  - Duchateau, Paul
AU  - Zachmann, David W
TI  - Theory and problems of partial differential equations
T2  - Schaum's Outline Serie
SN  - 0070178976
U1  - 515.353 
PY  - 1986///
CY  - New York
PB  - McGraw-Hill
KW  - MATHEMATICS
ER  -