Minnaar, P. et al. 2016. Effect of Torulaspora delbrueckii Yeast on the Anthocyanin and Flavanol Concentrations of Cabernet franc and Pinotage Wines. South African Journal of Enology and Viticulture. 36, 1 (Sep. 2016), 50–58. DOI:https://doi.org/10.21548/36-1-936.