1. Schoutens, G. H.; Groot, J. W.; Hoebeek, J. B, W.: Application of isopropanol-butanol-ethanol mixtures as an engine fuel. Process Biochem. Feb. (1986) 30
2. Kolot, F. B.: Immobilized cells for solvent production. Process Biochem. Feb. (1984) 7?13
3. Essien, D.; Pyle, D. L.: Energy conservation in ethanol production by fermentation. Process Biochem. Aug. (1983) 31?37
4. Murphy, T. K.; Blanch, H. W.; Wilke, C. R.: Water recycle in extractive fermentation. Process Biochem. Nov./Dec. (1982) 6?10
5. Larsson, M.; Holst, O.; Mattiasson, B.: Butanol fermentation using a selective adsorption for product recovery. Preceeding of the third European congress on biotechnology. Vol. 2, pp 313?316. Munich, 1984