1. Glossary of Prosthodontic Terms;Academy of Denture Prosthetics;J. Pros. Den.,1960
2. Studies in the Masticatory Movements of the Human Lower Jaw;Hildebrand,1931
3. Gnathodynamics;Klaffenbach;J.A.D.A.,1936
4. The Force of Mastication;Tholuck;Deutsche Zahn. Wchnschr.,1923