Tromp, A., and W. A. Agenbach. “Sorbic Acid As a Wine Preservative-Its Efficacy and Organoleptic Threshold”. South African Journal of Enology and Viticulture 2, no. 1 (May 12, 2017): 1–5. Accessed February 20, 2026. https://www.journals.ac.za/sajev/article/view/2402.