1. Vandenberg E. T., Brown R. S. and Krull U. J, in Immobilized Biosystems in Theory and Practical Applications, Veliky I. E., Ed. (Elsevier, Holland, 1983), p. 129.
2. Taylor R. F., in Protein Immobilization: Fundamentals and Applications, Taylor R. F., Ed. (Marcel Dekker, New York, 1991), p. 263.
3. [2] A survey of enzyme coupling techniques
4. Biochemically active sol-gel glasses: the trapping of enzymes
5. Enzymes and Other Proteins Entrapped in Sol-Gel Materials