F. Al Zuahiri, D. Pirozzi, A. Ausiello, C. Florio, M. Turco, G. Zuccaro, L. Micoli, G. Toscano, Biogas Production from Solid State Anaerobic Digestion for Municipal Solid Waste, Chemical Engineering Transactions. 43 (2015) 2407-2412. doi:10.3303/CET1543402.