TY  - BOOK
AU  - Logan, J. David
TI  - An Introduction to nonlinear partial differential equations
SN  - 0471599166
U1  - 515.353 
PY  - 1994///
CY  - New York
PB  - John Wiley & Sons
KW  - Differential equations, Nonlinear
KW  - Differential equations, Partial
ER  -