Rincón Santa María, Alejandro, Gloria Yaneth Flórez Yepes, Johan Manuel Redondo Ortegón, and Gerard Olivar Tost. “MATHEMATICAL MODEL OF CATTLE DEMOGRAPHICS ON A FARM IN THE EL OCHO LETRAS REGION”. Revista EIA / English version 12, no. 24 (October 30, 2015): 101–119. Accessed March 28, 2024. https://revistas.eia.edu.co/index.php/Reveiaenglish/article/view/911.