@article{Lettl2021,
  author    = {Tobias Lettl},
  title     = {Der neue \S 19a GWB},
  journal   = {Wettbewerb in Recht und Praxis},
  volume    = {67},
  pages     = {413 -- 424},
  url       = {https://www.juris.de/perma?d=jzs-WRP-2021-04-413-424-1},
  year      = {2021},
}