@article{GrueningHaeck2001,
  author    = {H. Gr{\"u}ning and M. H{\"a}ck},
  title     = {Online-Messungen zur Bestimmung der Abwasserbelastung in Kanalisationsnetzen},
  journal   = {wwt/awt},
  number    = {2},
  pages     = {27 -- 31},
  year      = {2001},
}