1. Clinical use of some dental materials. Part I: Amalgam;Rupp;J Ind Dent Assoc,1973
2. In vitro studies on the marginal leakage of restorative materials;Swartz;J Am Dent Assoc,1961
3. The penetration of Na22 ions around amalgam restorations with and without cavity varnish;Brannstrom;Odont Revy,1962
4. Effectiveness of copal resin under amalgam restorations;Barber;J Prosthet Dent,1964
5. Leakage at the margins of dental restorations;Pickard;Br Dent J,1965