Não informado. (2001). Journal of Japanese Society of Grassland Science. Japanese Society of Grassland Science.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Japanese Society of Grassland Science. Tochigi, Japão: Japanese Society of Grassland Science, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Japanese Society of Grassland Science. Japanese Society of Grassland Science, 2001.
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