Jegou Penouil, Marie Hélène, Jean-Yves Gourhant, Catherine Segretin, David Weedon, and Cliff Rosendahl. “Non-Choroidal Yellow Melanoma Showing Positive Staining With Sudan Black Consistent With the Presence of Lipofuscin: A Case Report”. Dermatology Practical & Conceptual (April 30, 2014): 45–49. Accessed April 25, 2026. https://www.dpcj.org/index.php/dpc/article/view/dermatol-pract-concept-articleid-dp0402a09.