Sonolytic degradation of pesticide metazachlor in water : The role of dissolved oxygen and ferric sludge in the process intensificationKask, Maarja; Kritševskaja, Marina; Bolobajev, JuriJournal of environmental chemical engineering2019 / art. 103095, 7 p. : ill https://doi.org/10.1016/j.jece.2019.103095 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS