@misc{indiciae95600db86bd5,
  title = {Optical diffraction analysis of petrographic thin sections.},
  author = {P C Power and H J Pincus},
  year = {1974},
  doi = {10.1126/science.186.4160.234},
  url = {https://pubmed.ncbi.nlm.nih.gov/4414930/},
  note = {Source identifier: 4414930}
}