Não informado. (1972). TECHNOLOGY REPORTS OF THE YAMAGUCHI UNIVERSITY. Yamaguchi University, Faculty of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. TECHNOLOGY REPORTS OF THE YAMAGUCHI UNIVERSITY. Ube, Japan: Yamaguchi University, Faculty of Engineering, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. TECHNOLOGY REPORTS OF THE YAMAGUCHI UNIVERSITY. Yamaguchi University, Faculty of Engineering, 1972.
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