Future of Renewable Gas in Ireland (Bord Gais 2010)
AD Factsheet (SEAI)
Developing On Farm AD project (SEAI 2010)
EPA Viewpoint AD (Sept 2006)
Development of AD in Ireland - Oireachtas Report (2011)
AD of Animal Wastes - Factors to Consider (ATTRA - USA)
Biogas Handbook (University of Denmark)
Greimel Biogas Plant Case Study (Germany)
Pellmeyer Biogas Case Study (Germany)
SEAI
Agri-Food and Bioscience Institute (NI)
AD Community (UK)
Official Information Portal on AD (UK)
European Agricultural Helpdesk (EU)
European AD Network (EU)