Kolde, G, and R. Happle. “Histologic and Ultrastructural Features of the Ichthyotic Skin in X-Linked Dominant Chondrodysplasia Punctata”. Acta Dermato-Venereologica, vol. 64, no. 5, Sept. 1984, pp. 389-94, doi:10.2340/0001555564389394.