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 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) 21:44, 2 June 2014 (UTC)
 | An editor has expressed a concern that this account may be a sockpuppet of Europefan (talk · contribs · logs). Please refer to the sockpuppet investigation of the sockpuppeteer, and editing habits or contributions of the sockpuppet for evidence. This policy subsection may be helpful. Account information: block log – contribs – logs – abuse log – CentralAuth |