@misc{indiciae2c1a979a7bfe,
  title = {Automatic element addition and deletion in lens optimization.},
  author = {Xuemin Cheng and Yongtian Wang and Qun Hao and Jose Sasian},
  year = {2003},
  doi = {10.1364/ao.42.001309},
  url = {https://pubmed.ncbi.nlm.nih.gov/12638887/},
  note = {Source identifier: 12638887}
}