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2. Nutrient removal using shallow lagoon-solid matrix macrophyte systems;Bavor,1987
3. Performance of solid-matrix wetland systems viewed as fixed-film bioreactors;Bavor,1989
4. Boon, A.G., 1985. Report on visit by members and staff of WRc to Germany to investigate Root Zone Method for treatment of wastewaters. WRc Report 376-S/1, Stevenage, UK.
5. Germany;Börner,1998