Meli, S. M., V. La Porta, E. Puglisi, A. A. Del Re, and M. Gennari. “Description of Chemical and Biological Soil Characteristics of Two Fields Subjected to Different Agricultural Management under Mediterranean Conditions”. Italian Journal of Agronomy, vol. 1, no. 3, Sept. 2006, pp. 379-86, doi:10.4081/ija.2006.379.