English Name
Time
Share
Wikipedia
Party Facts ID
Manifesto Project
VS
ParlGov
CLEA
Ve
Wikipedia tags
CCS
LeSo
ERDDA (2013)
LS
IPOD
LeSoPa
Laver / Hunt
Mackie / Rose (1991)
Morgan (1976)
NPED
LSP
PAGED
PIP
PPMD (all)
Ray (1999)
TAP