Grygoriv, G. V., D. A. Lega, V. P. Chernykh, T. P. Osolodchenko, and L. A. Shemchuk. “Domino-Reactions of 1,2-Benzoxathiin-4(3H)-One 2,2-Dioxide, Hetarenecarbaldehydes and Active Methylene Nitriles in the Construction of New 2-Amino-4H-Pyrans and the Study of Their Antimicrobial Properties”. Journal of Organic and Pharmaceutical Chemistry 16, no. 1(61) (March 14, 2018): 3–10. Accessed May 5, 2024. https://ophcj.nuph.edu.ua/article/view/ophcj.18.931.