User talk:58.97.163.162

Hello, I'm Materialscientist. I noticed that you added or changed content in 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. You can have a look at referencing for beginners. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 05:57, 17 June 2022 (UTC)

July 2023
Please do not add or change content without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. Edward-Woodrow :) [ talk ] 15:25, 20 July 2023 (UTC)