D. E. Gutiérrez Alvis, L. S. Bornachera Zarate, and D. J. Mosquera Palacios, “Early Warning System for Rain-Induced Mass Movement for Ciudad Bolívar (Colombia)”, ing. Solidar, vol. 14, no. 26, pp. 1–13, Sep. 2018, doi: 10.16925/in.v14i26.2453.