TY  - BOOK
AU  - Llibre, J. 
AU  - Teruel, A.E. 
TI  - Introduction to the qualitative theory of differential systems: planar, symmetric and continious piecewise linear systems
SN  - 9783034806565
U1  - 517.9 
PY  - 2014///
CY  - Boston
PB  - Birkhauser
KW  - DIFFERENTIAL EQUATIONS
ER  -