D. Cecagno, S. E. V. G. de A. Costa, I. Anghinoni, D. M. Brambilla, and C. Nabinger, “Soil acidification under long-term nitrogen fertilization in a native pasture with ryegrass introduction”, Rev. Ciênc. Agrovet., vol. 18, no. 2, pp. 263–267, Jun. 2019.