TY  - BOOK
AU  - Sanders, Jan A., et.al.
AU  - Verhulst, Ferdinand
AU  - Murdock, James
TI  - Averaging methods in nonlinear dynamical systems [electronic resource]
SN  - 9780387489186
U1  - 515.352 
PY  - 2007///
CY  - New York
PB  - Springer
N1  - http://dx.doi.org/10.1007/978-0-387-48918-6
ER  -