Paleocene-Middle Miocene flexural-margin migration of the nonmarine Llanos foreland basin of Colombiav. 3No. 351–70
Bayona, German, Jaramillo, Carlos A., Rueda, Milton, Reyes-Harker, Andres, and Torres, Vladimir. 2007. "Paleocene-Middle Miocene flexural-margin migration of the nonmarine Llanos foreland basin of Colombia." CT&F - Ciencia, Tecnologia y Futuro, 3, (3) 51–70.