Gutiérrez, Delfín, A. Morales, A. Elías, R. García López, and Lucía Sarduy. 2016. “Chemical Composition and in Situ Ruminal Degradability of Dry Matter in Mixed Silages of Tithonia Diversifolia: Pennisetum Purpureum Cv. Cuba CT-169, Inoculated With VITAFERT”. Cuban Journal of Agricultural Science 48 (4). https://cjascience.com/index.php/CJAS/article/view/567.