1981
type: Ontology
creation date: 2026-08-03T00:19:40+02:00
imports: http://semantic-mediawiki.org/swivt/1.0

1981
type: Subject
type: Category:1981
type: Category:20th century
page: 1981
wiki namespace: 0
wiki page modification date: 2012-01-09T17:07:47Z
modification date#aux: 2455936.2137384
wiki page sort key: 1981