1. Design and force distribution with removable partial dentures: a progress report;Henderson;J Prosthet Dent,1967
2. Fundamentals of fixed prosthodontics;Shillingburg,1997
3. Periodontal diseases: Basic phenomena, clinical management, and occlusal and restorative interrelationships;Schluger,1989
4. Tylman's theory and practice of fixed prosthodontics;Malone,1989