@incollection{KnorrGroener2018,
  author    = {Andreas Knorr and Helmut Gr{\"o}ner},
  title     = {Au{\"s}enhandelsordnung und Soziale Marktwirtschaft},
  series = {Soziale Marktwirtschaft - ein Modell f{\"u}r Europa},
  editor    = {Werner Klein and Spiridon Paraskewopoulos and Helmut Winter},
  publisher = {Duncker \& Humblot},
  address   = {Berlin},
  isbn      = {3-428-08236-2},
  pages     = {91 -- 108},
  year      = {2018},
  abstract  = {.},
  language  = {de}
}