1. Pontic-residual ridge relationship: a research report;Stein;J Prosth Dent,1966
2. Pontics in fixed partial dentures;Boyd;J Prosth Dent,1955
3. Physiologic design criteria for fixed dental restorations;Eissmann;Dent Clin North Am,1971
4. Theory and practice of crown and bridge prosthodontics;Tylman,1965
5. Pontic design;Harmon;J Prosth Dent,1958