Loghemani Jahromi, Zohreh, and Hassan Zare. “Nano-Silica Supported Ethane-Sulfonic Acid: An Efficient Heterogeneous Solid Acid Catalyst for One-Pot Synthesis of Xanthene and Acridine Derivatives”. Iranian Journal of Catalysis 7, no. 3 (February 3, 2024). Accessed July 21, 2026. https://oiccpress.com/ijc/article/view/3970.