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2. “Saikingaku Jisshu Teiyo” (in Japanese), ed. by Ikagaku Kenkyujyo Gakuyukai, Maruzen Co., Tokyo, 1958, p. 119.
3. J. G. Carr, “Identification Methods for Microbiologists, Part B,” ed. by B. M. Gibbs and D. A. Shapton, Academic Press, London, New York, 1968, p. 1.
4. K. Komagata, “Classification and Identification of Microorganisms” (in Japanese), ed by T. Hasegawa, Univ. of Tokyo Press, Tokyo, 1975, p. 203.
5. J. De Ley and J. Frateur, “Bergey’s Manual of Determinative Bacteriology,” 8th Ed., ed. by R. E. Buchanan and N. E. Gibbons, Williams and Wilkins, Baltimore, 1974, pp. 251 and 276.