1. Tissue Changes Under Acrylic and Porcelain Pontics;Allison;J. D. Res.,1958
2. Investigation Into the Changes Occurring in the Oral Mucosa Beneath Fixed Bridge Pontics;Henry,1963
3. Rat Connective Tissue Response to Pontic Materials;Podshadley;J. Pros. Dent.,1966
4. Gingival Response to Pontics;Podshadley;J. Pros. Dent.,1968
5. Pontic-Residual Ridge Relationship: A Research Report;Stein;J. Pros. Dent.,1966