@article{KrausePeiferRuetten2001,
  author    = {Krause, Gregor and Peifer, Hermann-Josef and R{\"u}tten, Jan},
  title     = {Wo bleibt das intelligente Haus?},
  series = {Elektor (2001)},
  journal   = {Elektor (2001)},
  pages     = {38 -- 42},
  year      = {2001},
  language  = {de}
}
@article{Krause2001,
  author    = {Krause, Gregor},
  title     = {Verhandeln statt Energiesparen? {\"U}ber den Umgang mit Preisnachl{\"a}ssen im Energiebereich},
  series = {extrACT: Das Magazin der Fachhochschule Aachen (2001)},
  journal   = {extrACT: Das Magazin der Fachhochschule Aachen (2001)},
  pages     = {22 -- 23},
  year      = {2001},
  language  = {de}
}