, July 17, 2013. (and that correction requires that) it has to be more than words." 227 Wikipedia is also supported by many organizations and groups that are affiliated with the Wikimedia Foundation but independently-run, called Wikimedia movement affiliates. Giles, Jim (September 20, 2007). I for one can't imagine anything more frightening." 344 Others dispute the notion that Wikipedia, or similar efforts, will entirely displace traditional publications. "Can History be Open Source? "Polish Wikipedia on DVD". 192 193 Wikipedia contains materials that some people may find objectionable, offensive, or pornographic because Wikipedia is not censored. Poles resettled in the " Recovered Territories " in the west and north. Jemielniak, Dariusz (June 22, 2014). 51 In the first half of the 20th century, Poland was a world center of mathematics. List of Wikipedias "List of Wikipedias". Retrieved October 24, 2007. Archived from the original on March 18, 2008. Retrieved May 14, 2017. Law students have been assigned to write Wikipedia articles as an exercise in clear and succinct writing for an uninitiated audience.