@misc{indiciae8696111cc912,
  title = {Effective wedge angles with a universal wedge.},
  author = {P L Petti and R L Siddon},
  year = {1985},
  doi = {10.1088/0031-9155/30/9/010},
  url = {https://pubmed.ncbi.nlm.nih.gov/4048281/},
  note = {Source identifier: 4048281}
}