Chittenden, R., and P. King. “No Plunging and Cold Maceration Followed by No Plunging As Alternative Winemaking Techniques: Tannin Extraction and Pigment Composition of Syrah and Pinot Noir Wines”. South African Journal of Enology and Viticulture 41, no. 1 (April 7, 2020): 90–98. Accessed March 10, 2026. https://www.journals.ac.za/index.php/sajev/article/view/3541.