Fracassetti, D., M. Gabrielli, O. Corona, and A. Tirelli. “Characterization of Vernaccia Nera (Vitis Vinifera L.) Grape and Wine”. South African Journal of Enology and Viticulture, vol. 38, no. 1, Apr. 2017, pp. 72-81, doi:10.21548/38-1-867.