User talk:Hmoraga
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Please do not add or change content without verifying it by citing reliable sources, as you did to Maser. Before making any potentially controversial edits, it is recommended that you discuss them first on the article's talk page. Please review the guidelines at Wikipedia:Citing sources and take this opportunity to add references to the article. Thank you. Materialscientist (talk) 01:09, 30 March 2011 (UTC)