“IN VITRO GAS PRODUCTION, DEGRADABILITY AND RUMINAL FERMENTATION OF DIETS FOR BEEF CATTLE WITH THE INCLUSION OF OAK LEAVES (Quercus sp.)” (2018) Agro Productividad, 11(6), pp. 120–127. Available at: https://mail.revista-agroproductividad.org/index.php/agroproductividad/article/view/442 (Accessed: 10 June 2026).