L. Hahn, C. Kurtz, A. Ferlin Grazziotin, A. M. Bee, A. L. Feltrim, e R. Goulart Machado, “Nitrogen doses and sources applied as top-dressing in onion crops grown under no-tillage and conventional tillage systems”, Revista Ceres, vol. 70, nº 6, p. e70610, jun. 2025.