@misc{indiciaec83cd18912c3,
  title = {Polypropylene.},
  author = {H M Clayman},
  year = {1981},
  doi = {10.1016/s0161-6420(81)80012-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/7301312/},
  note = {Source identifier: 7301312}
}