@incollection{GoebelBuergelBurkhardtetal.2016,
  author    = {G{\"o}bel, P. and B{\"u}rgel, B. and Burkhardt, M. and Fitz, M. and Fr{\"o}hlich, R. and Fuchs, S. and Hillenbrand, T. and Nehls, T. and Starke, P. and Uhl, M. and Welker, A.},
  title     = {Diffuse Stoffaustr{\"a}ge in Gew{\"a}sser aus Siedlungs- und Verkehrsfl{\"a}chen},
  series = {DWA Deutsche Vereinigung f{\"u}r Wasserwirtschaft, Abwasser und Abfall e. V. Diffuse Stoffaustr{\"a}ge in Gew{\"a}sser aus Siedlungs- und Verkehrsfl{\"a}chen},
  booktitle = {DWA Deutsche Vereinigung f{\"u}r Wasserwirtschaft, Abwasser und Abfall e. V. Diffuse Stoffaustr{\"a}ge in Gew{\"a}sser aus Siedlungs- und Verkehrsfl{\"a}chen},
  edition   = {1},
  address   = {Hennef},
  isbn      = {978-3-88721-267-4},
  year      = {2016},
  language  = {de}
}
@incollection{UhlMausWelkeretal.2011,
  author    = {Uhl, M. and Maus, C. and Welker, A. and Dierschke, M.},
  title     = {Pr{\"u}fverfahren f{\"u}r Anlagen zur dezentralen Niederschlagswasserbehandlung},
  series = {Gesellschaft zur F{\"o}rderung der Siedlungswasserwirtschaft an der RWTH Aachen, Aachener Schriften zur Stadtentw{\"a}sserung, Band 15, Tagungsband 12, K{\"o}lner Kanal und Kl{\"a}ranlagen Kolloquium 13./14.10.2011},
  booktitle = {Gesellschaft zur F{\"o}rderung der Siedlungswasserwirtschaft an der RWTH Aachen, Aachener Schriften zur Stadtentw{\"a}sserung, Band 15, Tagungsband 12, K{\"o}lner Kanal und Kl{\"a}ranlagen Kolloquium 13./14.10.2011},
  address   = {Aachen},
  isbn      = {978-3-938996-08-9},
  pages     = {28/1 -- 28/13},
  year      = {2011},
  language  = {de}
}
@article{HenrichsWelkerUhl2009,
  author    = {Henrichs, M. and Welker, A. and Uhl, M.},
  title     = {Modelling of biofilters for ammonium reduction in combined sewer overflow},
  series = {Water Science and Technology},
  volume    = {60},
  journal   = {Water Science and Technology},
  number    = {3},
  pages     = {825 -- 831},
  year      = {2009},
  language  = {en}
}
@misc{ChelinMeyerMolleetal.2013,
  author    = {Ch{\´e}lin, M. and Meyer, D. and Molle, P. and Fournel, J. and Woßniak, R. and Welker, A. and Schmitt, T. G. and Uhl, M. and Dittmer, U.},
  title     = {Factors influencing ammonium removal in vertical flow constructed wetland for CSO treatment: a German case study, 8th Novatech 2013, June 23th -27th 2013, Lyon},
  year      = {2013},
  language  = {en}
}
@misc{HenrichsPerrefortWelkeretal.2008,
  author    = {Henrichs, M. and Perrefort, T. and Welker, A. and Uhl, M.},
  title     = {Modelling of Biofilters for Ammonium Reduction in CSO. Proceedings of the the 11th International Conference on Urban Drainage (ICUD), Edinburgh, 31.8.-5.9.2008},
  year      = {2008},
  language  = {en}
}