1. Etiology of periodontal disease: a review of current literature;Mosteller;J. Periodont,1950
2. Studies in etiology of periodontal disease;Maxwell;J. Periodont,1951
3. Importance and technic of occlusal equilibration;Mosteller;Dental World,1951
4. Diseases of the soft structures of the teeth and their treatment;Prinz,1937
5. Textbook of periodontia;Miller,1950