English Name
Time
Details from Source
PI
Manifesto Project
Wikipedia
PaIn
CHES
CLEA
Wikipedia tags
CSES-IMD
GPS 2019
PPLA (2009)
PPMD (all)
PREPPS
added: July 21, 2015, 10:17 a.m. — updated: March 12, 2021, 11:15 a.m.