@misc{indiciae6daeea55ebfb,
  title = {[The Crystal Bond System - an improvement in direct bracket fixation?].},
  author = {P Diedrich},
  year = {1983},
  doi = {10.1007/bf02005967},
  url = {https://pubmed.ncbi.nlm.nih.gov/6365708/},
  note = {Source identifier: 6365708}
}