This article is within the scope of WikiProject Citizendium Porting, a project which is currently considered to be inactive.Citizendium PortingWikipedia:WikiProject Citizendium PortingTemplate:WikiProject Citizendium PortingCitizendium Porting articles
This page was imported from Citizendium on 8 December 2010 by User:Rich Farmbrough. There, it is published under Creative Commons-Attribution-ShareAlike 3.0 license. Thus, the import is permitted, but the attribution is required. (In fact, it was written on CZ by me, with minor copyedits by Peter Schmitt; and for now, the content on WP is the same, up to minor copyediting.) Boris Tsirelson (talk) 16:56, 12 November 2011 (UTC)[reply]