@misc{indiciae1fcd21e97661,
  title = {Irregular field calculation on the central beam axis of photon beams using sector-integration.},
  author = {D E Sanz and A L Romaguera and N B Acosta},
  year = {2001},
  doi = {10.1118/1.1380434},
  url = {https://pubmed.ncbi.nlm.nih.gov/11488564/},
  note = {Source identifier: 11488564}
}