JExplore/Wikimedia pageJansenWikimedia disambiguation pageWikimedia pageWikimedia disambiguation pageQ248980DownloadShareInstance ofWikimedia disambiguation pageAll data4 statements · 0% with external sources · numbers in brackets are citationsExportDifferent fromJansen criterion used: given name has to use a different item than disambiguation pagesJansen criterion used: family name has to use a different item than disambiguation pageSaid to be the same asJanssen