@misc{indiciae08162a56861b,
  title = {Practical configuration for wave-front sensing with two-beam phase retrieval.},
  author = {Jeffrey D Barchers},
  year = {2004},
  doi = {10.1364/ao.43.003704},
  url = {https://pubmed.ncbi.nlm.nih.gov/15218611/},
  note = {Source identifier: 15218611}
}