A. Echeverri Sánchez, C. F. Pérez, P. A. Angulo Rojas, and N. Urrutia Cobo, “A Methodological Approach for Assessing Soil Salinity Hazard in Irrigated Areas. Case Study: The rut Irrigation District, Colombia”, rev.ing.univ.Medellin, vol. 15, no. 29, pp. 13–26, Nov. 2015.