The study of structural features of N- and O-derivatives of 4,5-dihydroxyimidazolidine-2-thione by NMR spectroscopy and quantum chemical calculations / L. E. Kalichkina, A. V. Fateev, P. K. Krivolapenko [et al.] // Magnetochemistry. 2023. Vol. 9, № 1. P. 15 (1-13). URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001009381