TY  - RPRT
TI  - [Structural disharmonies as indication for extraction and classification scheme according to Angle].
AU  - H G Gerlach
PY  - 1968
DO  - 10.1007/bf02166245
UR  - https://pubmed.ncbi.nlm.nih.gov/5244009/
ID  - 5244009
ER  -