English Name
Time
Details from Source
LSAP
Manifesto Project
LSAPPOSL
ParlGov
Wikipedia
CHES
CLEA
Paousolu
EJPR PDY
V-Party
Wikipedia tags
DPI
POSL
ESS prtc*
ESS prtv*
PolCon
SoWo
PPMD (2006)
WhoGov
CCS
Elections Global
ERDDA (2013)
euandi (GPS)
EU-NED
Global Elections DB
GPS 2019
IPOD
SoWoPaofLu
Janda (1980)
LuSoPa
Laver / Hunt
Morgan (1976)
SOCD
PAGED
PIP
Poll of Polls
PPMD (all)
Ray (1999)
EES 2014
PaousoluLS
Schlager / Weisblatt
EJS 2000
PHW 1929
SoPa
added: Feb. 14, 2019, 2:15 p.m. — updated: March 12, 2021, 11:15 a.m.