Mavisakalyan, V.M. and Yeritsyan, M.L. 2021. NITROGEN-CONTAINING CHELATE COMPLEXES AND MONOMERS BASED ON THEM. Proceedings of the YSU B: Chemical and Biological Sciences. 55, 1 (254) (Apr. 2021), 7–11. DOI:https://doi.org/10.46991/PYSU:B/2021.55.1.007.