Janish, Karina     Methods of operational environmental monitoring of water [Текст] / Karina Janish, Volodymyr Pohrebennyk, Mikolaj Karpinski // 2'nd International conference Renewable energy sources. Engineering, technology, innovations : book of abstr., May 26-29, 2015, Krynica, Poland / Dep. of mech. engineering and agrophysics univ. of agriculture in Krakow. — Krakow. — Р. 9.