Mohamad Pour, Farzaneh, Malek Taher Maghsoodlou, Reza Heydari, and Mojtaba Lashkari. “Oxalic Acid Dihydrate Catalyzed Synthesis of 3,4-Dihydropyrimidin-2-(1H)-One Derivatives under Thermal and Solvent-Free Conditions”. Iranian Journal of Catalysis 6, no. 2 (February 3, 2024). Accessed June 9, 2026. https://oiccpress.com/ijc/article/view/3895.