Puccio, D., and S. Raimondi. “THE ENVIROMENTAL PROBLEMS OF THE PIANA DEL SIGNORE (GELA, SICILY) FOR A CORRECT AGRONOMIC, CULTURAL AND LANDSCAPE UPGRADING AND ENHANCEMENT OF THE AREA”. EQA - International Journal of Environmental Quality, vol. 25, Jan. 2017, pp. 19-32, doi:10.6092/issn.2281-4485/7309.