1. Brauns, F. E., J. Amer. Chem. Soc., 61, 2120 (1939).
2. Forziati, Florence H., Stone, W. K., Rowen, J. W., and Appel, W. D., J. Res. Nat. Bur. Stand., 45, 109 (1950).
3. Herdan, G., “Small Particle Statistics”, 320 (Elsevier Publishing Co., Amsterdam, 1953).
4. Aulin-Erdtman, G., Svensk. Papperstidn., 55, 745 (1952), and unpublished results.
5. Adler, E., and Hernestam, S. (unpublished results).