User talk:Premtani

Hello, I'm Materialscientist. I noticed that you made a change to an article, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 22:31, 13 November 2014 (UTC)

Please do not add original research or novel syntheses of published material to articles. Please cite a reliable source for all of your contributions. Thank you. Materialscientist (talk) 12:13, 14 November 2014 (UTC)