1. Whitesides, G.M., Wong, C-H (1985)Angew. Chem. Int. Ed. Engl. 24, 617–638 (and references cited therein).
2. Jakubke, H.-D., Kulh, P. and Könnecke, A. (1985) Angew. Chem. Int. Ed. Engl. 24, 85–91.
3. (3) Akiyama, A. Bednarski, M., Kim, M.-J., Simon, E.S., Waldman, H., Whitesides, G.M. (1988) CHEMTECH (october), 627–634 (and references cited therein).
4. Ford. J.R., Lambert, A.H., Cohen, W. and Chambers, R.P. (1972) Biotechnol. & Bioeng. Symp. No 3, 267–284.
5. Vallat, I., Monsan, P., and Riba, J.P. (1986)Biotechnol. Bioeng. 28, 151–159.