Bülent Ağaoğlu
İstanbul, 28.2.2022
List of online encyclopedias. https://en.wikipedia.org/wiki/List_of_online_encyclopedias
Category:Online encyclopedias. https://en.wikipedia.org/wiki/Category:Online_encyclopedias
List of Wikipedias. https://en.wikipedia.org/wiki/List_of_Wikipedias
Directory of the Best Online Encyclopedias. https://www.refseek.com/directory/encyclopedias.html
Major Online Encyclopedias. https://guides.library.ucla.edu/c.php?g=180285&p=4211359
Category:Internet encyclopedias. https://commons.wikimedia.org/wiki/Category:Internet_encyclopedias
List of online encyclopedias. https://dbpedia.org/page/List_of_online_encyclopedias
Ülkelere, Milletlere Göre Webde Açık Biyografi Ansiklopedileri, Sözlükleri 18.03.2020. https://bulentagaoglu.blogspot.com/2020/03/ulkelere-milletlere-gore-webde-acik.html
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World History Encyclopedia. https://www.worldhistory.org/static/about/