1. Barcroft, J.: The respiratory function of the blood. Cambridge: Univ. Press 1928.
2. Best, C. H., and N.B.Taylor: The physiological basis of medical practice. Baltimore: The Wilhams and Wilkins Cp. 1945.
3. Bladergroen, W.: Physikalische Chemie in Medizin und Biologie. Basel: Wepf 1949.
4. Comroe, J. H.: Methods in medical research, Bd. 2. Chicago: The year book publisher
5. Dautrebande, L.: Les echanges respiratoires. Paris: Presse universit. de France 1930.