1. Note sur l'epitheliome calcife des glandes sebacees;Malherbe;Prog Med,1880
2. L'epithelioma calcifie de Malherbe;Geiser;Ann Dermatol Syphilol (Paris),1959
3. Pilomatrixoma (calcifying epithelioma);Forbis;Arch Dermatol,1961
4. Pilomatricoma;Arnold;Arch Dermatol,1977
5. Pilomatrixoma of the cheek: Report of a case;Strobl;J Oral Maxillofac Surg,1995