English Name
Time
Share
Wikipedia
Party Facts ID
1957 · PSP
1948 · PSP 1987 · PPD
Manifesto Project
UCC
PaSodeCh
CLEA
So
V-Party
PS
Wikipedia tags
CHISOLS
PSUP
DPI
PSCH
Huber / Inglehart (1995)
Kitschelt (2013)
PolCon
SoPa
WhoGov
World Values Survey
CCS
Coppedge (1997)
SoCh
CSES-IMD
Elections Global
GPD
SoPaofCh
LAEDA
Latinobarometer
Leaders Global
PPLA (2009)
PPMD (all)