1. Periodontal aspects of restorative dentistry;Ramfjord;J Oral Rehab,1974
2. The periodontium and restorative procedures;Leon;J Oral Rehab,1977
3. Soft tissue management and impression techniques;Anderson;Ontario Dent J,1977
4. Gingival tissue management during fixed prosthodontic procedures;Scriuner;Dent Clin North Am,1971
5. Surgical methods of gingival retraction for restorative dentistry;Barkmeier;JADA,1978