TY  - RPRT
TI  - Extrapolation of cross-section data to zero energy for long-range effective potentials.
AU  - Omalley, T. F.
AU  - Oppenheim Berger, R.
AU  - Spruch, L.
PY  - 1965
UR  - https://ntrs.nasa.gov/citations/19650035212
ID  - 19650035212
ER  -