Não informado. (1922). Japanese journal of astronomy and geophysics. National Research Council of Japan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Japanese Journal of Astronomy and Geophysics. Tokyo: National Research Council of Japan, 1922.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Japanese Journal of Astronomy and Geophysics. National Research Council of Japan, 1922.
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