1. Oral Pathology;Thoma,1970
2. Inverted Papilloma; Report of a Case;Moskow;Oal Surg,1966
3. Atypical Papilloma of the Cheek: Case Report;Gettinger;Arch. Clin. Oral Pathol,1939
4. Histopathology of the skin;Lever,1967
5. Inverted Papilloma of the Bladder;Potts;J. Urol,1963