@misc{indiciae736d0e1f6a02,
  title = {Modified optical Bloch equations for solids.},
  author = {PR Berman and RG Brewer},
  year = {1985},
  doi = {10.1103/physreva.32.2784},
  url = {https://pubmed.ncbi.nlm.nih.gov/9896419/},
  note = {Source identifier: 9896419}
}