Chiang, Yen-Pei Differentiating ozone direct and indirect reactions on decomposition of humic substances. [electronic resource] - Chemosphere Dec 2006 - 2395-400 p. digital Publication Type: Journal Article ISSN: 0045-6535 Standard No.: 10.1016/j.chemosphere.2006.04.080 doi Subjects--Topical Terms: Humic SubstancesHydrogen-Ion ConcentrationHydroxyl Radical--chemistryOxidation-ReductionOzone--chemistry