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Ulrike Pfeil, Panayiotis Zaphris and Chee Siang Ang, "Cultural Differences in Collaborative Authoring of Wikipedia", Journal of Computer-Meidated Communication, 2006. Esimerkkinä Wikipedian artikkeli "Game" ja sen ranskan-, sakan-, japanin-, ja hollanninkieliset versiot.
In 2005, Emigh and Herring analyzed data from 15 Wikipedia entries and compared tehm to the analoguous 15 entries of three other encyclopedias.