Posada, C. R., A. Rangel, P. Rodríguez, L. E. Pérez, and R. Gaviria. “Reservoir Geochemistry of the Caballos Formation in the Orito Field. Putumayo-Colombia”. CT&F - Ciencia, Tecnología y Futuro 2, no. 2 (December 31, 2001): 105–124. Accessed February 27, 2026. https://ctyfjournalecopetrolcomco.biteca.online/index.php/ctyf/article/view/554.