TY  - BOOK
AU  - Dumortier,Freddy,Llibre,Jaume
AU  - Artes,Joan C.
TI  - QUALITATIVE THEORY OF PLANAR DIFFERENTIAL SYSTEM
SN  - 3540328939
U1  - 515.35 
PY  - 2006///
CY  - 
PB  - Springer-Verlag, Berlin
KW  - Differential Equations -- Qualitative Theory
KW  - Differential Equations -- Numerical Solutions
ER  -