Não informado. (1949). Kodai Mathematical Seminar Reports. Tokyo Institute of Technology, Department of Mathematics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Kodai Mathematical Seminar Reports. Tokyo: Tokyo Institute of Technology, Department of Mathematics, 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Kodai Mathematical Seminar Reports. Tokyo Institute of Technology, Department of Mathematics, 1949.
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