TY  - BOOK
AU  - 
ED  - Fedoryuk, M.V.
TI  - Partial differential equations V: Asymptotic methods for partial differential equations
T2  - Encyclopaedia of Mathematical sciences
SN  - 3540533710
U1  - 515.353 
PY  - 1999///
CY  - Berlin
PB  - Springer-Verlag
ER  -