English Name
Time
Link
Details from Source
SFIO
Manifesto Project
PS
ParlGov
Wikipedia tags
CHISOLS
SEIO
PolCon
WoIn
SoSF
Janda (1980)
FrSoPa
Leaders Global
Mackie / Rose (1991)
Thomas (1975)
SF
PHW 1929
So
ReUn
added: July 8, 2018, 7:43 p.m. — updated: Dec. 15, 2023, 12:10 p.m.