English Name
Time
Details from Source
PVV
Manifesto Project
ParlGov
Wikipedia
CHES
CLEA
PaVoDeVr
EJPR PDY
PW
V-Party
Wikipedia tags
DPI
ESS prtc*
ESS prtv*
Kitschelt (2013)
PolCon
PafoFr
World Values Survey
CCDD 2018
CCS
GrWiPV
CSES-IMD
Elections Global
ERDDA (2013)
euandi (GPS)
EU-NED
Global Elections DB
WiGrfoFr
GPS 2019
IPOD
FrPa
Jennings / Wlezien
KUREP (2012)
NPED
PF
PAGED
ParlSpeech
PIP
PaofFr
Poll of Polls
POPPA
PPDB (2017)
TAP
The PopuList
PPEPE (2021)
NPPSI
EJS 2010
added: March 8, 2016, 10:59 p.m. — updated: March 12, 2021, 11:16 a.m.