Ultee, A., A. Wacker, D. Kunz, R. Löwenstein, and H. König. “Microbial Succession in Spontaneously Fermented Grape Must Before, During and After Stuck Fermentation”. South African Journal of Enology and Viticulture 34, no. 1 (November 1, 2016): 68–78. Accessed February 23, 2026. https://www.journals.ac.za/sajev/article/view/1082.