English Name
Time
Details from Source
LO
ParlGov
Wikipedia
Luou
ESS prtc*
Huber / Inglehart (1995)
CSES-IMD
EP roll call votes
LO LCR
euandi (GPS)
EU-NED
Mackie / Rose (1991)
TAP
NPPSI
WS
EJS 2010
added: June 9, 2020, 12:30 a.m. — updated: Aug. 19, 2023, 1:52 p.m.