1. 6. Orcel G. , Phalippou J. and Hench L.L. , submitted to J. Non-Cryst. Solids.
2. 3. Orcel G. , Gould R.W. , and Hench L.L. , presented at the 1986 Spring Meeting, Palo Alto, CA 1986 (these proceedings).
3. 10. Hench L.L. and Orcel G. , presented at the Third International Workshop on Glasses and Class-Ceramics from Gels, Montpellier, France, 1985 (in press).
4. Effect of formamide additive on the chemistry of silica sol-gels