@misc{indiciae51436ba39304,
  title = {A gradient inverse planning algorithm with dose-volume constraints.},
  author = {S V Spirou and C S Chui},
  year = {1998},
  doi = {10.1118/1.598202},
  url = {https://pubmed.ncbi.nlm.nih.gov/9547499/},
  note = {Source identifier: 9547499}
}