1. The Pattern of Resorption and Repair of Human Cementum;Henry;J. Am. Dent. A,1951
2. Selection of Teeth for Root Canal Treatment;Maurice,1957
3. The Dependence of Pulp Canal Therapy on Certain Factors;Strindberg;Acta odont. scandinav,1956
4. Endodontology;Coolidge,1956
5. Root Resorptions and Their Relation to Pathologic Bone Formation;Becks;Am. J. Orthodontics & Oral Surg,1942