TY  - BOOK
AU  - Jordan,D W  .
AU  - Smith,P  .
TI  - Nonlinear ordinary differential equations / 
SN  - 0198596561
U1  - 515.352 
PY  - 1987///
CY  - Oxford : 
PB  - Clarendon press , 
KW  - DIFFERENTIAL EQUATIONS
N1  - Includes bibliography and index
ER  -