@incollection{Uhl1990,
  author    = {Uhl, M.},
  title     = {Measurement projects in two differently configurated combined sewer systems},
  series = {Proceedings of the 5th International Conference on Urban Storm Drainage, Osaka, Japan},
  booktitle = {Proceedings of the 5th International Conference on Urban Storm Drainage, Osaka, Japan},
  pages     = {345 -- 350},
  year      = {1990},
  language  = {mul}
}
@incollection{Uhl1990,
  author    = {Uhl, M.},
  title     = {Alternativen zur Regenwasserableitung},
  series = {TH Darmstadt: Technische Berichte {\"u}ber Ingenieurhydrologie und Hydraulik, Institut f{\"u}r Wasserbau},
  booktitle = {TH Darmstadt: Technische Berichte {\"u}ber Ingenieurhydrologie und Hydraulik, Institut f{\"u}r Wasserbau},
  pages     = {47 -- 90},
  year      = {1990},
  language  = {mul}
}
@article{UhlRuss1990,
  author    = {Uhl, M. and Ruß, H.-J.},
  title     = {Comparison of pollutant load calculation methods based on measured data - state of the investigation},
  series = {Water Science and Technology},
  volume    = {22},
  journal   = {Water Science and Technology},
  number    = {10/11},
  pages     = {95 -- 102},
  year      = {1990},
  language  = {en}
}