“REACTION OF 2-HETARYL-2-(DIHYDROFURAN-2(3H)-ILIDEN)ACETONITRILES WITH AROMATIC AMINES: DOI: Https: doi.Org 10.17721 1728-2209.2020.1(57).12”. Bulletin of the Taras Shevchenko National University of Kyiv. Chemistry, vol. 57, no. 1, Dec. 2020, pp. 47-51, https://chemistry.bulletin.knu.ua/article/view/8481.