Khorchani, H., A. Moussa, H. Belhadj Ali, M. Amri, A. Zakhama, and J. Zili. “Winer’s Solitary Congenital Nodular Calcification of the Skin.”. European Journal of Pediatric Dermatology, vol. 14, no. 2, June 2004, pp. 73-76, https://ejpd.com/index.php/journal/article/view/284.