English Name
Time
Details from Source
DPS
Manifesto Project
ParlGov
Wikipedia
DPSBulgarian
CHES
CLEA
Dvzaprsv
EJPR PDY
V-Party
Wikipedia tags
CHISOLS
MDL
DPI
ESS prtc*
ESS prtv*
Kitschelt (2013)
PolCon
RiFr
PPMD (2006)
WhoGov
World Values Survey
CSES-IMD
EPAC (2018)
ERDDA (2013)
euandi (GPS)
EU-NED
Global Elections DB
MofoRianFrMR
GPS 2019
Jennings / Wlezien
KUREP (2012)
MrF
PAGED
PIP
Poll of Polls
POPPA
PPMD (all)
EES 2014
missing
Schlager / Weisblatt
added: Feb. 8, 2019, 8:28 p.m. — updated: March 12, 2021, 11:15 a.m.