@incollection{Kastorff-Viehmann2014,
  author    = {Kastorff-Viehmann, Renate},
  title     = {Das Umfeld von Robert Schmidt in Essen},
  series = {Regionale Planung im Ruhrgebiet : von Robert Schmidt lernen?},
  publisher = {Klartext-Verlag},
  address   = {Essen},
  pages     = {12},
  year      = {2014},
  language  = {de}
}