TY  - BOOK
AU  - Duff,G.F.D., Naylor, D.
AU  - x
TI  - Differential equations of applied mathematics: x
SN  - x
U1  - 512.2/DUD 
PY  - 1966///
CY  - N.Y.
PB  - Wiley
KW  - Mathematics
N1  - x
ER  -