TY  - BOOK
AU  - Perko, Lawrence
TI  - Differential equations and dynamical systems
T2  - Text in applied mathematics ; 7, edited by J. E. Marsden, L
SN  - 9788181281838
U1  - 515.353 PER 
PY  - 2014///
CY  - New York
PB  - Springer
N1  - Includes bibliographical references
ER  -