1. Ultrastructural observations on bacterial invasion in cementum and radicular dentin of periodontally diseased human teeth;Adriaens;Journal of Periodontology,1987
2. Cemental changes in teeth with heavily infected root canals;Armitage;Journal of Endodontics,1983
3. The internal anatomy of the teeth with special reference to the pulp with its branches;Barrett;Dental Cosmos,1925
4. Veränderungen der Zahnpulpa und des Paradentium bei Paradentose;Bauchwitz;Zahnärztliche Rundschau,1932
5. Micro-organisms from necrotic pulp of traumatized teeth;Bergenholtz;Odontologisk Revy,1974