English Name
Time
Details from Source
NPSI
Manifesto Project
ParlGov
Wikipedia
NuPaSoIt
CHES
Wikipedia tags
ESS prtc*
ESS prtv*
WhoGov
CSES-IMD
NPED
PAGED
PIP
Nuovo PSI
PPMD (all)
NPPSI
added: Jan. 31, 2013, 10:28 a.m. — updated: March 12, 2021, 11:15 a.m.