Zinchenko, H. M., L. V. Muzychka, and O. B. Smolii. “Pyrido[2,3-d]pyrimidin-7-Ones: Synthesis and Biological Properties”. Journal of Organic and Pharmaceutical Chemistry 17, no. 4(68) (November 12, 2019): 5–17. Accessed May 4, 2024. https://ophcj.nuph.edu.ua/article/view/ophcj.19.182845.