@misc{indiciaea2b9d44ae7c9,
  title = {Determining the accommodation with a strong negative lens.},
  author = {M C COLENBRANDER},
  year = {1954},
  doi = {10.1159/000301911},
  url = {https://pubmed.ncbi.nlm.nih.gov/13133335/},
  note = {Source identifier: 13133335}
}