@incollection{SpeckRohnEngelmannetal.2016,
  author    = {Melanie Speck and Holger Rohn and Tobias Engelmann and Petra Teitscheid and Nina Langen},
  title     = {Indicator-based assessment for meals.},
  booktitle = {Proceedings of the 20th Conference of the Environmental and Sustainability Management Accounting Network (EMAN},
  year      = {2016},
}