@misc{indiciae346beafafada,
  title = {Entropy calculation beyond the harmonic approximation: Application to diffusion by concerted exchange in Si.},
  author = {KC Pandey and E Kaxiras},
  year = {1991},
  doi = {10.1103/physrevlett.66.915},
  url = {https://pubmed.ncbi.nlm.nih.gov/10043939/},
  note = {Source identifier: 10043939}
}