TY  - BOOK
AU  - Perko,Lawrence
TI  - Differential equations and dynamical systems
T2  - Texts in applied mathematics
SN  - 0387951164
AV  - QA372 P475 2001
PY  - 2001///]
CY  - New York
PB  - Springer Verlag
KW  - Ecuaciones diferenciales
ER  -