English Name
Time
Details from Source
SF
Manifesto Project
SV
ParlGov
Wikipedia
SoFo
V-Party
Wikipedia tags
Elections Global
ERDDA (2013)
SFSV
IPOD
SoPePa
Laver / Hunt
Mackie / Rose (1991)
SoVe
MAPP
Morgan (1976)
SOCL
NPED
SPP
PIP
SL
PPMD (all)
added: July 20, 2015, 11:05 p.m. — updated: March 16, 2021, 12:30 a.m.