L. D. Chavan, S. N. Deshmukh, and S. G. Shankarwar, “A Simple and Green Protocol for the Synthesis of 3,4-dihydropyrimidin-2(1H)-ones Using 11-Molybdo-1-vanado phosphoric Acid as a Catalyst Under Ultrasound Irradiation”, Orbital: Electron. J. Chem., vol. 11, no. 5, pp. 314–320, Oct. 2019, Accessed: Jan. 29, 2026. [Online]. Available: https://periodicos.ufms.br/index.php/orbital/article/view/15873