TY  - BOOK
AU  - Arnold,VI
TI  - Geometrical methods in the theory of ordinary differential equations
SN  - 9783540780380
U1  - 514.7 
PY  - 1988///
CY  - New Work
PB  - Springer
KW  - DIFFERENTIAL EQUATION
KW  - IMPLICIT EQUATION
KW  - PERTURBATION THEORY
ER  -