Biblio

G. Ferro y Romero, C. A., «Setting performance standards for regulation of water services : benchmarking Latin American utilities», Water policy : official journal of the World Water Council, pp. p. 607 - 623; 9 tab.; , 2011.

G. Ferro y Lentini, E., «Economías de escala en los servicios de agua potable y alcantarillado». United Nations Economic Commission for Latin America and the Caribbean (ECLAC), Santiago, Chile, p. 61 p. : boxes, fig., tab., 2010.