@misc{indiciae4e2cb605cc4b,
  title = {Classification of beam breakup instabilities in linear accelerators.},
  author = {YY Lau},
  year = {1989},
  doi = {10.1103/physrevlett.63.1141},
  url = {https://pubmed.ncbi.nlm.nih.gov/10040480/},
  note = {Source identifier: 10040480}
}