Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author exact B9DE82E8-8822-11E6-BE4C-FF3FB5D1D7B1 or (type any "bookEditor issueEditor" and edito... cql: keyword exact "laws" Add to list Journal Article A1 Explaining the effective number of parties : beyond the standard model Marc-Paul Van de Wardt (UGent) (2017) ELECTORAL STUDIES. 45. p.44-54