1. Schilder, H., The Relationship of Periodontics to Endodontics, Transactions of the Third International Conference on Endodontics (Louis I. Grossman, editor), University of Pennsylvania, Philadelphia, 1963.
2. When is the Condition of the Pulp an Important Consideration in Periodontal Disease?;Amen;Periodontal Abstract,1967
3. Perio-Endo Considerations: Combined Therapy;Begin;Royal Canadian Dent Corps Quarterly,1968
4. Classification and Treatment of Endo-Perio Involved Teeth;Oliet;Phila Co Dent Soc Bulletin,1968
5. The So-Called Combined Periodontal Pulpal Problem;Simon;Dent Clinics of NA,1969