Ansari, A. Z., and N. Rehman. “Identities on Additive Mappings in Semiprime Rings”. Matematychni Studii 58, no. 2 (January 16, 2023): 133-141. Accessed December 22, 2024. http://matstud.org.ua/ojs/index.php/matstud/article/view/317.