TY  - BOOK
AU  - Guillemin,V & Sternberg,S
ED  - Sternberg, S
TI  - Geometric asymptotics
T2  - Mathematical surveys & monographs 14
SN  - 0821815148
U1  - 10.02+22 
PY  - 1977///
CY  - Providence
PB  - American Mathematical Society
ER  -