TY  - RPRT
TI  - Materials in restorative dentistry.
AU  - F A Peyton
PY  - 1968
DO  - 10.1111/j.1749-6632.1968.tb20274.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4868168/
ID  - 4868168
ER  -