TY  - BOOK
AU  - Nayfeh,Ali Hasan
TI  - Perturbation methods
SN  - 0471399175 (pbk)
U1  - 514.24 
PY  - 2000///
CY  - New York
PB  - John Wiley & Sons
KW  - Perturbation
KW  - Asymptotic expansions
KW  - Differential equations
KW  - Applied Mechanics
KW  - Mathematics
KW  - FEAS
N1  - Includes bibliographical references and index
ER  -