@article{GrotehusmannKhelilSiekeretal.1994,
  author    = {D. Grotehusmann and A. Khelil and F. Sieker and M. Uhl},
  title     = {Alternative urban drainage concept and design},
  journal   = {Water Science and Technology},
  volume    = {29},
  number    = {1-2},
  pages     = {277 -- 282},
  year      = {1994},
}