Hakeem T. Mahmood, Abdul, and Badie A. Ahmed. “Approaches to the Synthesis of Tetracyclic Quinone System Related to Anthracyclinone”. Rafidain Journal of Science 16, no. 8 (June 1, 2005): 126–132. Accessed September 29, 2025. https://jwups.uomosul.edu.iq/index.php/rsci/article/view/46437.