1. Verrucous carcinoma of the oral cavity;Ackerman;Surg.,1948
2. Verrucous carcinoma and verrucous hyperplasia;Arendorf;J. Dent. Ass. South Africa,1982
3. Verrucous carcinoma of the oral cavity;Bohmfalk;Oral Surg.,1982
4. Verrucous carcinoma of the skin, epithelium cuniculatum plantare;Brownstein;Cancer,1976
5. Verrucous carcinoma of Ackerman: A distinctive clinicopathologic entity: report of two cases;Claydon;J. Oral Surg.,1978