TY  - GEN
AU  - Bender, Carl M
AU  - Orszag ,Steven A
TI  - Advanced mathematical methods for scientists and engineers: Asymptotic methods and perturbation theory
SN  - 9788181289063
U1  - 51:62 
PY  - 1999///
CY  - New York
PB  - Springer
KW  - 51:62
KW  - Advanced Mathematics
ER  -