@article{SpeckWagnerBuchbornetal.2022,
  author    = {Melanie Speck and Lynn Wagner and Felix Buchborn and Fara Steinmeier and Silke Friedrich and Nina Langen},
  title     = {How public catering accelerates sustainability: a German case study},
  journal   = {Sustainability Science},
  doi       = {10.1007/s11625-022-01183-2},
  year      = {2022},
}