@misc{indiciae8d804e3a0619,
  title = {The cone degenerations.},
  author = {A E Krill and A F Deutman and M Fishman},
  year = {1973},
  doi = {10.1007/bf00234530},
  url = {https://pubmed.ncbi.nlm.nih.gov/4573331/},
  note = {Source identifier: 4573331}
}