4. 品質についての調査
Nature 誌 (2005) Encyclopaedia Britannica と英語版を比較
自然科学分野
The Independent 紙 (2006) 多分野
Rosenzweig(2006) 英語版と各種百科事典を比較 歴史分
野
Chesney (2006) 英語版の評価 多分野
Rector(2008) 英語版と各種百科事典を比較 歴史分野
他、ドイツ語圏で調査有
Chesney (2006). An empirical examination of Wikipedia’s credibility. First Monday, v.11, n.11 URL:
http://firstmonday.org/issues/issue11_11/chesney/index.html
Giles (2005) Special Report: Internet encyclopaedias go head to head, Nature, v.438, pp.900-901 (15 December 2005)
Hickman , Martin and Roberts, Geneviève (2006). Wikipedia under the microscope over accuracy. The Independent, February 13,
2006
Rector(2008). Comparison of Wikipedia and other encyclopedias for accuracy, breadth, and depth in historical articles” Reference
Services Review v.36 n.1 pp.7-22.
Rosenzweig, Roy (2006). Can history be open source? Wikipedia and the future of the past. The Journal of American History,
v.93, n.1 pp.117-46. URL: http://chnm.gmu.edu/resources/essays/d/42