1. Albersheim, P., 1977, The primary cell wall, in: Plant Biochemistry (J. Bonner and J. E. Varner, eds.), Academic Press, New York, pp. 266–277.
2. Burkitt, D. P., and Trowell, H. C., 1975, Refined Carbohydrate Foods and Disease. Some Implications of Dietary Fiber, Academic Press, London.
3. Heaton, K. W., 1973, Food fiber as an obstacle to energy intake, Lancet ií:1418–1421.
4. Hipsley, E. H., 1953, Dietary `fiber’ and pregnancy toxaemia, Br. Med. J.
2: 420.
5. McCance, R. A., and Lawrence, R. D., 1929, The Carbohydrate Content of Foods, Special Report Series, Medical Research Council, London, No. 135, HMSO, London.