1. Cognitive dissonance in endodontics;Seltzer;Oral Surg,1965
2. Anatomy of the root canals of the teeth of the permanent dentition, part I;Hess,1925
3. The internal anatomy of the teeth with special reference to the pulp with its branches;Barrett;Dent Cosmos,1925
4. Anatomy of the root canals;Okumura;Transactions of the Seventh International Dental Congress,1926
5. Anatomy of the root canals of the incisors, cuspids and bicuspids of the permanent teeth;Mueller;JADA,1933