@misc{indiciae55e82ee1676e,
  title = {A recording dilatometer for measuring polymerization shrinkage.},
  author = {R W Penn},
  year = {1986},
  doi = {10.1016/s0109-5641(86)80056-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/3458635/},
  note = {Source identifier: 3458635}
}