For citations:

Mardanova V.I., Hajiyeva S.R., Chyragov F.M. Component complexation study of copper (II) and 2,7-bis(azo-2-hydroxy-3-sulpho-5-nitrobenzene)- 1,8-dihydroxynaphthaline-3,6-disulphonate salt. Proceedings of Universities. Applied Chemistry and Biotechnology. 2019;9(3):385-394. (In Russ.) https://doi.org/10.21285/2227-2925-2019-9-3-385-394