@misc{indiciae52f612a63768,
  title = {Precise refractive index determination by the immersion method, using phase contrast microscopy and the Mettler hot stage.},
  author = {S M Ojena and P R De Forest},
  year = {1972},
  doi = {10.1016/s0015-7368(72)70682-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/4552255/},
  note = {Source identifier: 4552255}
}