@Conference{RN633,
  Author = {Hartmann, A. and Cornel, P. and Müller, K.},
  Booktitle = {Water reuse – overview for practitioners and case studies},
  Pages = {26},
  Title = {Case Study Braunschweig – 100 Years Practical Experience in Water Reuse},
  Year = {2013},
  En_type = {Conference Paper},
  Access = {public},
  en_id = {633}
}