@misc{indiciaeb1c5530e77c6,
  title = {Horizontal squint surgery. The mathematical approach.},
  author = {A M Sousa and L N de Oliveira},
  year = {1968},
  doi = {10.1136/bjo.52.2.149},
  url = {https://pubmed.ncbi.nlm.nih.gov/5642663/},
  note = {Source identifier: 5642663}
}