TY  - BOOK
AU  - Sneddon,Ian Naismith
TI  - Elements of partial differential equations
SN  - 9780486498768
U1  - 515.353 
PY  - 2006///
CY  - Mineola, N.Y.
PB  - Dover Publications
KW  - Differential equations, Partial
N1  - Originally published: New York : McGraw-Hill, 1957; Includes bibliographical references
ER  -