Garcia, M. et al. 2017. Effect of Three Rootstocks on Grapevine (Vitis vinifera L.) cv. Negrette, Grown Hydroponically. II. Acidity of Musts and Wines. South African Journal of Enology and Viticulture. 22, 2 (May 2017), 104–106. DOI:https://doi.org/10.21548/22-2-2203.