1. T. Mori, in “Advances in Carbohydrate Chemistry,” Vol. 8, ed. by C. S. Hudson and M. L. Wolfrom, Academic Press, New York, 1953, pp. 315–347.
2. R. L. Whistler and W. M. Corbett, in “The Carbohydrates,” ed. by W. Pigman, Academic Press, New York, 1957, p. 687.