TY  - RPRT
TI  - THE HYPERVIRIAL THEOREM FOR COLLISIONS BETWEEN ELECTRONS AND ATOMS
AU  - Hirschfelder, J. O.
AU  - Mc Elroy, M. B.
PY  - 1963
UR  - https://ntrs.nasa.gov/citations/19630004190
ID  - 19630004190
ER  -