1. Sulfatent‐fernung aus Wasser;Brettschneider U.;Wasser-Abwasser-Praxis,1992
2. Removal of nitrogen from tile drainage—a summary report;Brown R. L.;Agric. Wastewater Studies,1971
3. Controlled reversal of lake acidification by treatment with phosphate fertilizer
4. DietzJ. M. WattsR. G.&StidingerD. M.(1994)Evaluation of acidic mine drainage treatment in constructed wetland systems.3rd Intern. Conf. on the Abatement of Acid Drainage Vol. 1: Mine Drainage. Bureau of Mines Special PublicationSP 06 A–94 70–9.