TY  - RPRT
TI  - Higher-order stationary-phase approximations in semiclassical scattering.
AU  - Mason, E. A.
AU  - Smith, F. J.
AU  - Vanderslice, J. T.
PY  - 1965
UR  - https://ntrs.nasa.gov/citations/19650051741
ID  - 19650051741
ER  -