1. Pin reinforcement and retention of amalgam foundations and restorations;Markley;JADA,1958
2. Pin-retained malgam;Going;JADA,1966
3. Retention pins are friction locked without use of cement;Goldstein;JADA,1966
4. Pins—a comparison of their retentive properties;Moffa;JADA,1969
5. Rational for pin-retained amalgam restorations;Caputo;Dent Clin North Am,1970