@misc{indiciae1cee3caa1a6a,
  title = {Phase microscopy 1954-56.},
  author = {O W RICHARDS},
  year = {1956},
  doi = {10.1126/science.124.3226.810},
  url = {https://pubmed.ncbi.nlm.nih.gov/13380397/},
  note = {Source identifier: 13380397}
}