Media type: E-Article Title: Self-purification in Upland and Lowland Streams Contributor: Heidenwag, Ines; Langheinrich, Uta; Lüderitz, Volker imprint: Wiley, 2001 Published in: Acta hydrochimica et hydrobiologica Language: Not determined DOI: 10.1002/1521-401x()29:1<22::aid-aheh22>3.0.co;2-m ISSN: 0323-4320; 1521-401X Keywords: General Environmental Science ; Water Science and Technology ; Aquatic Science ; Environmental Chemistry Origination: Footnote: