Jin, X.- duo, Wu, X. and Liu, X. (2017) “Phenolic Characteristics and Antioxidant Activity of Merlot and Cabernet Sauvignon Wines Increase with Vineyard Altitude in a High-altitude Region”, South African Journal of Enology and Viticulture, 38(2), pp. 132–143. doi: 10.21548/38-2-1068.