1. On the Reproduction of Dental Articulation by Means of Articulators, A Kinematic Investigation;Bergstro¨m;Acta Odont. Scandinavica,1950
2. Personal communications with the designer (Bergstro¨m, Gunnar).
3. Masticatory Function;McCollum;D. Items Interest,1945
4. An Analysis of the Work and Ideas of Investigators and Authors of Relations and Movements of the Mandible;Hall;J.A.D.A.,1929