Lehmann, D. H.; Cassol, P. C.; Sacomori, W.; Ferreira Teixeira, A. K.; Mafra, A. L.; Ernani, P. R.; Zalamena, J. Soil Cover in Vineyards Modifies Soil Properties and Nutritional Status of the Vines. Rev. Ciênc. Agrovet. 2016, 15, 198-207.