@misc{indiciae9525ed2d549d,
  title = {[Structural disharmonies as indication for extraction and classification scheme according to Angle].},
  author = {H G Gerlach},
  year = {1968},
  doi = {10.1007/bf02166245},
  url = {https://pubmed.ncbi.nlm.nih.gov/5244009/},
  note = {Source identifier: 5244009}
}