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This is amaintenancecategory, used formaintenance of the Wikipedia project. It is not part of the encyclopedia and containsnon-article pages, or groups articles by status rather than subject. Do not include this category in content categories (except foreponymous maintenance categories).

This is atracking category. It builds and maintains a list of pages primarily for the sake of the list itself. They are not part of theencyclopedia's categorization scheme.

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This category combines all articles with self-published sources from April 2009(2009-04) to enable us to work through the backlog more systematically. It is a member ofCategory:Articles with self-published sources.
To add an article to this category add {{self-published|date=April 2009}} to the article. If you omit the date abot will add it for you at some point.

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