@misc{indiciae9f25963ee6a0,
  title = {A method for raytracing through schematic eyes with off-axis components.},
  author = {R A Clement and M C Dunne and D A Barnes},
  year = {1987},
  doi = {10.1111/j.1475-1313.1987.tb01011.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3658438/},
  note = {Source identifier: 3658438}
}