Litvin, Valentina, et al. “BIMETAL/CARBON/NANOCOMPOSITES/CuCo@C/BASED/ON/SYNTHETIC/HUMIC/ACIDS”. Ukrainian Chemistry Journal, vol. 87, no. 4, May 2021, pp. 117-2, doi:10.33609/2708-129X.87.04.2021.117-127.