Frontier Foundation. Archived from the original on June 29, 2020. Retrieved June 7, 2020. Wikimania 2017 Closing Ceremony. WikimediaFoundation. Event occurs
نەیجیریا و ویکیپیدیای پیدجینی غانا. "List of Wikipedias". meta.wikimedia.org. WikimediaFoundation. Archived from the original on 25 June 2018. Retrieved 15