Shakir pardhan
Joined 3 April 2019
Latest comment: 5 years ago by Materialscientist in topic October 2019
October 2019
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Please do not add or change content, as you did at Rataul , without citing a reliable source. Please review the guidelines at Wikipedia:Citing sources and take this opportunity to add references to the article. Thank you. Materialscientist (talk) 12:24, 1 October 2019 (UTC)