Carlos Alfonso Zafra-Mejía, Juan Carlos Alarcón-Hincapié, Álvaro Martín Gutiérrez-Malaxechebarría. “Analysis of Non-Revenue Water in the Distribution Network of a Latin American Community”. International Journal of Advanced Science and Technology, Vol. 29, no. 04, Dec. 2020, pp. 11189 -6, http://sersc.org/journals/index.php/IJAST/article/view/34442.