@misc{HenrichsPerrefortWelkeretal.2008,
  author    = {M. Henrichs and T. Perrefort and A. Welker and M. Uhl},
  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},
  institution = {Bauingenieurwesen (BAU)},
  type      = {lecture},
  year        = {2008},
}