@misc{indiciae790affeecdd9,
  title = {Surface and thermodynamic interatomic force fields for silicon clusters and bulk phases.},
  author = {JR Chelikowsky and JC Phillips},
  year = {1990},
  doi = {10.1103/physrevb.41.5735},
  url = {https://pubmed.ncbi.nlm.nih.gov/9994457/},
  note = {Source identifier: 9994457}
}