Pohrebennyk, Volodymyr     Efficiency of sewage treatment of company "Enzyme" [Текст] / Volodymyr Pohrebennyk, Mariusz Cygnar, Olena Mitryasova, Roman Politylo, Alla Shybanova // 16th International multidisciplinary scientific geoconference SGEM 2016 : conf. proc., 30 June - 6 July, 2016 / Bulg. acad. of sciences, acad. of sciences of the czech rep., Latv. acad. of sciences, Pol. acad. of sciences, Russ. acad. of sciences, Serb. acad. of sciences and arts, Slovak acad. of sciences, Nat. acad. of sciences of Ukraine [et al.]. — Albena, 2016. — P. 295-302.