@misc{indiciae64d7a64c2349,
  title = {Photoelastic observations in diametral compression testing.},
  author = {E P Lautenschlager and J K Harcourt},
  doi = {10.1177/00220345700490011501},
  url = {https://pubmed.ncbi.nlm.nih.gov/5262809/},
  note = {Source identifier: 5262809}
}