Espejo, F., and S. Armada. “Effect of Enzyme Addition in the Making of Pedro Ximenez Sweet Wines Using Dynamic Pre-Fermentative Maceration”. South African Journal of Enology and Viticulture 31, no. 2 (December 12, 2016): 133–142. Accessed February 23, 2026. https://www.journals.ac.za/sajev/article/view/1410.