Não informado. (1984). Kobe Journal of Mathematics. Kobe University, College of Liberal Arts, Department of Mathematics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Kobe Journal of Mathematics. Kobe, Japão: Kobe University, College of Liberal Arts, Department of Mathematics, 1984.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Kobe Journal of Mathematics. Kobe University, College of Liberal Arts, Department of Mathematics, 1984.
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