^ abFélix Darío Sánchez; Martha García; Omar Jaramillo; Nelsy Verdugo (2010). "Agua Superficial"(PDF). documentacion.ideam.gov.co (in Spanish). Archived(PDF) from the original on November 11, 2021.
Rand McNally, The New International Atlas, 1993.
This article related to a river in Colombia is a stub. You can help Wikipedia by expanding it.