Fernández, Juan C., et al. “Report of Triatomine Bugs (Hemiptera: Reduviidae: Triatominae), Vectors of Chagas Disease, in Nuevo Zapotal, Province of Los Ríos, Ecuador”. Revista de Patologia Tropical Journal of Tropical Pathology, vol. 37, no. 4, Mar. 2009, pp. 355-62, https://doi.org/10.5216/rpt.v37i4.5668.