Zheng, W., J. García, P. Balda, and F. Martínez de Toda. “Does Full Exposure of Clusters Have Any Negative Effects on Tempranillo (Vitis Vinifera L.) Grape Quality in La Rioja, Spain? The Use of Severe Cluster-Zone Leaf Removal After Berry Set”. South African Journal of Enology and Viticulture, vol. 38, no. 2, Oct. 2017, pp. 228-36, doi:10.21548/38-2-1620.