Litteratur |
Parties & Elections In Europe: The database about
parliamentary elections and political parties in Europe. / :
Wolfram Nordsieck. -
http://www.parties-and-elections.eu/index.html
Manifesto Project Dataset: Political
Parties in the Manifesto Project Dataset.
-
https://manifestoproject.wzb.eu/down/documentation/parties_MPDataset_MPDS2015a.pdf