@misc{Lettl2015,
  author    = {Lettl, Tobias},
  title     = {Grußwort des Dekans},
  series = {20 Jahre MenschenRechtsZentrum},
  journal   = {20 Jahre MenschenRechtsZentrum},
  editor    = {Gunnarsson, Logi and Zimmermann, Andreas},
  publisher = {BWV Berliner Wissenschafts-Verlag},
  address   = {Berlin},
  pages     = {13 -- 15},
  year      = {2015},
  language  = {de}
}
@misc{Lettl2021,
  author    = {Lettl, Tobias},
  title     = {\S 19a GWB - jetzige Verabschiedung sinnvoll?},
  series = {Wettbewerb in Recht und Praxis},
  volume    = {67},
  journal   = {Wettbewerb in Recht und Praxis},
  number    = {3},
  publisher = {Deutscher Fachverlag},
  address   = {Frankfurt am Main},
  issn      = {0172-049X},
  pages     = {1},
  year      = {2021},
  language  = {de}
}