@misc{indiciaee23529590323,
  title = {HYPERVIRIAL THEOREMS FOR VARIATIONAL WAVE FUNCTIONS IN SCATTERING THEORY},
  author = {Epstein, S. T. and Robinson, P. D.},
  year = {1962},
  url = {https://ntrs.nasa.gov/citations/19620007419},
  note = {Source identifier: 19620007419}
}