Curtis, J. and S. Scott (2002). Cost-Benefit Analysis of the Proposed CAD Plant, Feasibility Study for Centralised Anaerobic Digestion for Treatment for Various Wastes and Wastewaters in Sensitive Catchment Areas, EPA Research Report No. 16, Dublin: Environmental Protection Agency, https://www.esri.ie/publications/cost-benefit-analysis-of-the-proposed-cad-plant