Features of cathode-anion composition of water in the reservoir subject to anthropogenic contaminationM.A. Derkho, L.G. Mukhamedyarova, D.Yu. Nokhrin, A.V. Zhivetina and G.V. MeshcheryakovaE3S Web Conf., 282 (2021) 07003DOI: https://doi.org/10.1051/e3sconf/202128207003