Vargas-Pineda, O. I., J. M. Trujillo-González, and M. A. Torres-Mora. “Water Footprint: An Effective Tool for the Challenge of Water Sustainability”. Ingeniería Y Competitividad, vol. 22, no. 1, Jan. 2020, pp. 1-12, doi:10.25100/iyc.v22i1.8814.