Further information: http://websrv5.sdu.dk/bio/bioexell.htm
Kirchmayr, R., Scherzer, R., Baggesen, D.L., Braun, R., Wellinger, A. (2003): Animal By-Products and Anaerobic Digestion - Requirements of the European Regulation (EC) No 1774/2002.
IEA Bioenergy Task 37, BIOEXELL - Biogas Center of Excellence