Consalvo, I., Scacco, U., Romanelli, M., & Vacchi, M. (2007). Comparative study on the reproductive biology of Torpedo torpedo (Linnaeus, 1758) and T. marmorata (Risso, 1810) in the central Mediterranean Sea. Scientia Marina, 71(2), 213–222. https://doi.org/10.3989/scimar.2007.71n2213