1. Kronfeld's Histopathology of the Teeth;Boyle,1956
2. Veranderungen im Periodontium nach Chirurgischer Diathermie;Gottlieb;Ztschr. Stomatol,1930
3. The Experimental Production of Dental Ankylosis;Parker;Angle Orthodontist,1964
4. Stone's Oral and Dental Diseases;Farmer,1966
5. Oral Histopathology;Rushton,1959