Kolisnyk, S. V., O. M. Svechnikova, O. O. Altukhov, O. V. Kolisnyk, and O. F. Vynnyk. “The Acid-Base Properties of 2-(benzoylamino)(1-R-2-Oxoindolin-3-ylidene)acetic Acids”. Journal of Organic and Pharmaceutical Chemistry 17, no. 3(67) (August 20, 2019): 31–34. Accessed May 3, 2024. https://ophcj.nuph.edu.ua/article/view/ophcj.19.174801.