TY  - BOOK
AU  - IIyashenko, Y
AU  - Yakovenko, S
TI  - Lectures on analytic differntial equations
SN  - 9780821836675
U1  - 517.9 
PY  - 2008///
CY  - USA
PB  - AMS
KW  - DIFFERENTIAL EQUATION
KW  - NONLINEAR
ER  -