PanLinx
ISO 639-2/T
art-002
cym
ISO 639-3
art-001
cym
ISO 639-2/B
art-003
wel
ISO 639-1
art-004
cy
ISO 639-3 Reference Names
art-289
Welsh
ISO 639-3 Print Names
art-290
Welsh
ISO 639-3 Inverted Names
art-291
Welsh
PanLex
