Ciliated protozoa in the impact zone of the Uzhgorod treatment plantVolodimir Pliashechnyk, Yaroslav Danko, Grzegorz Łagód, Jakub Drewnowski, Tatiana Kuzmina and Roman BabkoE3S Web Conf., 30 (2018) 02008DOI: https://doi.org/10.1051/e3sconf/20183002008