@misc{indiciaed6d03820922b,
  title = {Smith-Purcell free-electron laser.},
  author = {L Schächter and A Ron},
  year = {1989},
  doi = {10.1103/physreva.40.876},
  url = {https://pubmed.ncbi.nlm.nih.gov/9902214/},
  note = {Source identifier: 9902214}
}