Marino, D., P. Gaglioppa, U. Schirpke, R. Guadagno, A. Marucci, M. Palmieri, D. Pellegrino, and N. Gusmerotti. “Assessment and Governance of Ecosystem Services for Improving Management Effectiveness of Natura 2000 Sites”. Bio-Based and Applied Economics, vol. 3, no. 3, Oct. 2014, pp. 229-47, doi:10.13128/BAE-15087.