English Name
Time
Details from Source
SF
Manifesto Project
SV
ParlGov
Wikipedia
SoFo
CLEA
Sofo
V-Party
Wikipedia tags
Elections Global
ERDDA (2013)
SFSV
IPOD
SoPePa
Laver / Hunt
Mackie / Rose (1991)
SoVe
MAPP
NPED
SPP
PIP
SL
PPMD (all)
added: March 9, 2013, 11:49 p.m. — updated: March 12, 2021, 11:16 a.m.