@misc{indiciae70ac43c8b8ec,
  title = {Microscopic model for a quantum cascade laser.},
  author = {M Kira},
  year = {1996},
  doi = {10.1103/physrevb.53.15789},
  url = {https://pubmed.ncbi.nlm.nih.gov/9983415/},
  note = {Source identifier: 9983415}
}