1. Amon T, Hackl E, Jeremic D, Amon B, Boxberger J (2001) Biogas production from animal wastes, energy plants and organic wastes. In: van Velsen AFM, Verstraete WH (eds) Proceedings of the 9th world congress on anaerobic digestion. Technologisch instituut zw, Antwerp, 381–386
2. Birnbaum S, Bailey JE (1991) Plasmid presence changes the relative levels of many host cell proteins and ribosome components in recombinant Escherichia coli. Biotechnol Bioeng 37:736–745
3. Birol G, Onsan ZI, Kirdar B, Oliver SG (1998) Ethanol production and fermentation characteristics of recombinant Saccharomyces cerevisiae strains grown on starch. Enzyme Microb Technol 22(8): 672–677
4. Claasen PAM, Budde MAW, Buitelaar RM, Tan GBN (1998) Production of acetone butanol and ethanol (ABE) from agricultural residues or domestic organic waste (DOW) and long-term fermentation on glucose. In: Kopetz H, Weber T, Palz W, Chartier P, Ferrero GL (eds) 10th European conference and technology exhibition biomass for energy and industry. Würzburg, pp 138–141
5. Claasen PAM, van Lier JB, Lopez Contreras AM, van Niel EWJ, Sijtsma L, Stams AJM, de Vries SS, Weusthuis RA (1999) Utilisation of biomass for the supply of energy carriers. Appl Microbiol Biotechnol 52:741–755