1. Amaro, P. (2001). A protecçao integrada da vinha na regiao Norte. Projecto Pamaf 6077. ISA/Press.
2. Andjelkovic, M., Radovanovic, B., Radovanovic, A., & Andjelkovic, A. M. (2013). Changes in polyphenolic content and antioxidant activity of grapes cv Vranac during ripening. South African Journal of Enology and Viticulture., 34, 147–155.
3. AOAC (2005). Official Methods of Analysis of Association of Official Analytical Chemists (AOAC) International. 18th Edition, Washington DC.
4. Apolinar-Valiente, R., Williams, P., Mazerolles, G., Romero-Cascales, I., Gómez-Plaza, E., López-Roca, J. M., Ros-García, J. M., & Doco, T. (2014). Effect of enzyme additions on the oligosaccharide composition of monastrell red wines from four different wine-growing origins in Spain. Food Chemistry., 156, 151–159.
5. Azuma, A., Yahkushiji, H., Koshita, Y., & Kobayashi, S. (2012). Flavonoid biosynthesis-related genes in grape skin are differentially regulated by temperature and light conditions. Planta., 236, 1067–1080.