@misc{indiciae3092e03fda74,
  title = {HYPERVIRIAL THEOREM FOR COLLISIONS BETWEEN ELECTRONS AND ATOMS},
  author = {Hirschfelder, J. O. and Mc Elroy, M. B.},
  year = {1963},
  url = {https://ntrs.nasa.gov/citations/19630025458},
  note = {Source identifier: 19630025458}
}