MehreganAH.Clear celled epithelial tumours of the skin. In: JudassohnWSvhirrenCG editors. XIII Congressus Internationalis Dermatologiae, Munchen. Vol 1. Berlin: Springer-Verlag; 1967.
2.
HolmesEJ.Tumours of the lower hair sheath. Common histogenesis of certain so-called “sebaceous cysts,” acanthomas and “sebaceous carcinomas” [letter]. Cancer1968; 21:234.
3.
CivatteJTsoitisG.Pilar carcinomas. In: AndradeRGumportSLPopkinGL editors. Cancer of the skin. Philadelphia: WB Saunders; 1976. p. 1046–7.