@misc{indiciae21b0ca5e4df7,
  title = {Four-particle exchange in solid He-3},
  author = {Mcmahan, A. K. and Wilkins, J. W.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750056649},
  note = {Source identifier: 19750056649}
}