TY  - RPRT
TI  - Basic principles in impression making. 1952.
AU  - M M Devan
PY  - 2005
DO  - 10.1016/j.prosdent.2005.02.007
UR  - https://pubmed.ncbi.nlm.nih.gov/15942607/
ID  - 15942607
ER  -