1. Multiple Preparations for Fixed Prosthodontics;Guyer;J. Prosthet. Dent.,1970
2. The Retention of Inlays and Crowns as a Function of Geometrical Form;Rosentiel;Br. Dent. J.,1957
3. The Scientifically Designed Partial Veneer Crown;Jones;J. Am. Dent. Assoc.,1973
4. The Relationship Between Retention and Convergence Angle in Cemented Veneer Crowns;Jorgensen;Acta Odontol. Scand.,1956