1. F. H. Westheimer,Enzyme Models. The Enzymes, 2nd Ed. (Edited byP. D. Boyer,H. Lardy, andK. Myrbäck, Academic Press Inc., New York 1959).
2. P. George, J. chem. Soc.1954, 4349.
3. R. Brdička andC. Tropp, Biochem. Z.289, 301 (1937).
4. R. Brdička andK. Wiesner, Věstník Král. čes. spol, nauk Tř. matemat. přírodověd. No. 18 (1943). Coll. Czech. chem. Commun.12, 39 (1947).
5. V. Hanuš, Dissertation. Polarographic Institute of Czechoslovak Academy of Sciences, Prague (1955).