Sotiriou , E., M. Chatzigeorgiou, Z. Apalla, e D. Panagiotidou. 2009. «Cilindri Peripilari: Una Rara Malattia Del Capillizio». European Journal of Pediatric Dermatology 19 (2):79-82. https://it.ejpd.com/index.php/journal/article/view/590.