@misc{indiciae47d9342f2fb1,
  title = {A classification of precision attachments.},
  author = {G Becerra and M MacEntee},
  year = {1987},
  doi = {10.1016/0022-3913(87)90049-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/3305898/},
  note = {Source identifier: 3305898}
}