Shree, Jyotsana, Neelima Mehrotra, and Siddhant Singh. “Advanced Periocular Basal Cell Carcinoma With Orbital Invasion: A Case Report”. UP Journal of Ophthalmology 13, no. 02 (August 26, 2025): 76–79. Accessed October 27, 2025. https://upjo.info/index.php/upjo/article/view/586.