Não informado. (1999). Metallurgical abstracts on light metals and alloys. Light Metal Educational Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Metallurgical Abstracts on Light Metals and Alloys. Osaka, Japão: Light Metal Educational Foundation, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Metallurgical Abstracts on Light Metals and Alloys. Light Metal Educational Foundation, 1999.
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