@techreport{BerloSeifried2017,
  author    = {Berlo, Kurt and Seifried, Dieter},
  title     = {Negawatt power plants in schools : how citizens and climate can benefit},
  institution = {Solar + Spar Contract},
  address   = {Wuppertal},
  pages     = {39},
  year      = {2017},
  language  = {de}
}