1. Kramer, K.: Z. Biol. 96, 61 (1935).
2. Wood, Earl H.: Oximetry in Medical Physics. Vol. II, Chicago 1950.
3. Coulter, N. A., and J. R. Pappenheimer: Amer. J. Physiol. 159, 401 (1949).
4. Ponder, E.: The Mammalian Red Cells and the Properties of Haemolytic Systems, Berlin 1934 (Protoplasma-Monographien 6); Haemolysis and Related Phenomena, New York 1948.
5. Fleisch, A.: Pflügers Arch. 178, 31 (1919).