@incollection{GrottkerRussUhl1996,
  author    = {Grottker, M. and Ruß, H.-J. and Uhl, M.},
  title     = {Organisation und Planung},
  series = {Abwassertechnische Vereinigung e.V. (ATV) (Hrsg.): Durchflussmessung in Abwasseranlagen, ATV-Schriftenreihe},
  booktitle = {Abwassertechnische Vereinigung e.V. (ATV) (Hrsg.): Durchflussmessung in Abwasseranlagen, ATV-Schriftenreihe},
  edition   = {1},
  address   = {Hennef},
  pages     = {77 -- 104},
  year      = {1996},
  language  = {de}
}
@article{BelkeJacobiRussetal.1988,
  author    = {Belke, D. and Jacobi, D. and Ruß, H.-J. and Uhl, M.},
  title     = {Bewertung von Schmutzfrachtberechnungsmethoden anhand von Messungen},
  series = {Korrespondenz Abwasser Abfall},
  volume    = {35},
  journal   = {Korrespondenz Abwasser Abfall},
  number    = {11},
  pages     = {1158 -- 1163},
  year      = {1988},
  language  = {de}
}
@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}
}