Alvar-Beltrán, J., M. Napoli, A. . Dao, A. Ouattara, L. . Verdi, S. Orlandini, and A. Dalla Marta. “Nitrogen, Phosphorus and Potassium Mass Balances in an Irrigated Quinoa Field”. Italian Journal of Agronomy, vol. 16, no. 3, Apr. 2021, doi:10.4081/ija.2021.1788.