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Beautiful job, User Talk:EmilJ, both the article and the Hasse diagram. --Vaughan Pratt (talk) 19:25, 25 November 2009 (UTC)
| This article is rated B-class on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
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Beautiful job, User Talk:EmilJ, both the article and the Hasse diagram. --Vaughan Pratt (talk) 19:25, 25 November 2009 (UTC)Reply