English Name
Time
Details from Source
PD
Manifesto Project
ParlGov
Wikipedia
CHES
PDL
CLEA
V-Party
Wikipedia tags
CHISOLS
DPI
FSN
DP
PolCon
DePa
PPMD (2006)
WhoGov
World Values Survey
CSES-IMD
EU-NED
Global Elections DB
KUREP (2012)
PAGED
PIP
PPMD (all)
Schlager / Weisblatt
added: Feb. 8, 2019, 8:28 p.m. — updated: March 12, 2021, 11:15 a.m.