1. Cotton, T.: Statistics in Medicine. Little, Brown and Company, 1974.
2. Ganong, W. F.: Review of Medical Physiology. 7th Ed. LMP Los Altos, California 1975.
3. Koch, G. & H. Wendel: Adjustement of arterial blood gases and acid-base balance in the normal newborn infant during the first week of life. Biol. Neonat. 1968, 12, 136–161.
4. Kutas, F. & J. Szabó: Effect of diarrhoea on the water and acid-base balance in piglets with enteric colibacillosis. Acta Vet. Acad. Sci. Hung. 1971, 21, 117–125.
5. Lebeda, M. & J. Bouda: The applicability of Siggaard-Andersen’s nomogram for the venous blood of cattle. Vet. Med. (Praha) 1969, 14, 75–80.