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2. “Classifications and Identifications of Microorganisms,” ed. by T. Hasegawa, Tokyo University Press, Tokyo, 1975.
3. “Routine Biochemical Tests,” in “Methods in Microbiology,” Vol. 6A, ed. by J. R. Norris and D. W. Ribbons, Academic Press, London and New York, 1971, p. 1.
4. “Bergey’s Manual of Determinative Bacteriology,” 8th Ed., by R. E. Buchanan and N. E. Gibbons, The Williams & Wilkins Company, Baltimore, 1974.