TY  - BOOK
AU  - Sanders, J.A.
AU  - Verhulst, F.
TI  - Averaging methods in nonlinear dynamical systems
SN  - 0-387-96229-8
U1  - 515.355 
PY  - 1985///
CY  - New York
PB  - Springer-Verlag
KW  - Averaging method (differential equations)
KW  - Differential equations nonlinear- Numerical solutions
KW  - Theory- Averaging
N1  - Includes bibliographical references and index
ER  -