Não informado. (2020). Monthly Journal of the Institute of Metals. Institute of Metals.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Journal of the Institute of Metals. London: Institute of Metals, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Journal of the Institute of Metals. Institute of Metals, 2020.
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