TY  - BOOK
AU  - Kevorkian, J. 
AU  - Cole, Julian D. 
TI  - Perturbation methods in applied mathematics
T2  - Applied Mathematical Sciences
SN  - 0-387-90507-3
PY  - 1981///
CY  - New York
PB  - Springer-Verlag
KW  - Diff Eqn-asymptotic Theory
ER  -