Consalvo, I., U. Scacco, M. Romanelli, and M. Vacchi. “Comparative Study on the Reproductive Biology of Torpedo Torpedo (Linnaeus, 1758) and T. Marmorata (Risso, 1810) in the Central Mediterranean Sea”. Scientia Marina, vol. 71, no. 2, June 2007, pp. 213-22, doi:10.3989/scimar.2007.71n2213.