TY - GEN A1 - Wetter, Christof A1 - Elmar, Brügging T1 - Decentralized Production of Bioethanol - State of Art and Perspectives 4. European Bioethanol Technology Meeting Y1 - 2008 CY - Detmold ER - TY - GEN A1 - Wetter, Christof A1 - Elmar, Brügging T1 - Guidelines for Construction of Biogas Plants. Recommended Procedures and Instructions; 16th European Biomass Conference & Exhibition From Research to Industry and Markets Y1 - 2008 CY - Valencia ER -