1. Assink R.A., Kay B.D. Sol-gel kinetics.I.Functional group kinetics. J.Non-Cryst. Solids, 1988; 99:359 1997; 210:187–203
2. Sivade A., Bourret D., Sempere R., Bouaziz J. H1 NMR studies of tetramethylortosilicate (TMOS) alcoholysis by isopropyl alcohol. J. Non-Cryst. Solids. 1992; 147&148: 167
3. Babonneau F., Bonhomme C., Toutou C., Gavériaux S.. 17O NMR Investigation of Chemical Homogeneity in Hybrid Systems. J.Sol-Gel Sci.and Technol. 1997; 8:553
4. Wheeler G.E., Ph.D. Thesis, New York University, 1987
5. Wheeler G.E., Ultrastructure Processing of Advanced Ceramics,eds. J.D. Mackenzie and D.R. Ulrich (Wiley, New York), 1988, p.819.