1. Retention of Post Crowns—An Assessment of Relative Efficiency of Posts of Different Sizes and Shapes;Colly;Br. Dent. J,1968
2. Post Crowns—Some Weaknesses;Sickelmore;Br. Dent. J,1959
3. The Mechanics of Dental Retentive Pins and Impression Materials;Caputo;Final Report for Office of Naval Research Contract N00014-68-C-0316,1970
4. Dentinal Defects Caused by Some Twist Drills and Retentive Pins;Standlee;J. Prosthet. Dent,1970
5. Extensive Study and Evaluation of the Different Types of Retentive Pins Used in Amalgam Restorations;Taklan,1967