User talk:128.221.224.204

December 2016
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) 22:36, 3 December 2016 (UTC)

September 2020
Hello, I'm Bmf 051. I noticed that you added or changed content in an article, Okhrana, 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 the tutorial on citing sources. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Bmf 051 (talk) 22:15, 2 September 2020 (UTC)
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