@article{FriedrichHeitkoenigRitter2014,
  author    = {Friedrich, Silke and Heitk{\"o}nig, Lena and Ritter, Guido},
  title     = {Erst gebacken, dann weggeworfen?! Reduktion der Lebensmittelabf{\"a}lle bei Brot- und Backwaren - Entwicklung eines Konzeptes f{\"u}r Handel, Handwerk und Verbraucher},
  series = {Technikfolgenabsch{\"a}tzung - Theorie und Praxis, Technology Assessment},
  volume    = {23},
  journal   = {Technikfolgenabsch{\"a}tzung - Theorie und Praxis, Technology Assessment},
  number    = {3},
  pages     = {82 -- 86},
  year      = {2014},
  language  = {de}
}
@article{GoebelFriedrichRitteretal.2013,
  author    = {G{\"o}bel, Christine and Friedrich, Silke and Ritter, Guido and Teitscheid, Petra and Wetter, Christof and Hafner, Gerold and Barabosz, Jakob and Leverenz, Dominik and Maurer, Claudia and Kr, Martin},
  title     = {Analyse, Bewertung und Optimierung von Systemen zur Lebensmittelbewirtschaftung},
  series = {M{\"u}ll und Abfall},
  journal   = {M{\"u}ll und Abfall},
  number    = {11},
  pages     = {601 -- 610},
  year      = {2013},
  language  = {de}
}
@article{StrotmannFriedrichKreyenschmidtetal.2017,
  author    = {Strotmann, Christina and Friedrich, Silke and Kreyenschmidt, Judith and Teitscheid, Petra and Ritter, Guido},
  title     = {Comparing Food Provided and Wasted before and after Implementing Measures against Food Waste in Three Healthcare Food Service Facilities},
  series = {Sustainability},
  volume    = {2017},
  journal   = {Sustainability},
  number    = {9(8)},
  doi       = {https://doi.org/10.3390/su9081409},
  pages     = {1409},
  year      = {2017},
  language  = {de}
}