Sánchez-Ledezma, W., and C. Hidalgo-Ardón. “Forage Production and Nutritive Value of Maize Hybrids and Local Oats in Costa Rica”. Agronomía Mesoamericana, vol. 29, no. 1, Jan. 2018, pp. 153-64, doi:10.15517/ma.v29i1.27732.