1. Zacharlasen, W. H., J. Am. Chem. Soc. 54, 3841 (1932).
2. Greaves, G. N., Fontaine, A., Lagarde, P., Raoux, D. and Gurman, S. J., Nature 293, 611 (1981).
3. Trap, H. J. L. and Stevels, J. M., Glastech. Ber. 32K, 31 (1959).
4. Finney, J.L., Proc. Roy. Soc. Lond. A319, 479 (1970).
5. Bernal, J. D., in Liquids: Structure, Properties and Solid Interactions, Ed. Hugel T.J. (Elsevier, Amsterdam, 1965), 25.