TY  - BOOK
AU  - Sommerfeld, Arnold,
TI  - Partial differential equations in physics
T2  - Pure and applied mathematics (Academic Press)
SN  - MBS7376
U1  - 515.353 
PY  - 1964///
CY  - New York
PB  - Academic Press
KW  - Differential equations, Partial.---
ER  -