Ribeiro , R., A. Lima, e A. Gomes. Technical and Economic Feasibility of the Use of Rainwater for Non-Potable Purposes for a Residence in the City of Manaus/AM (223-229). ITEGAM-JETIA, Vol. 4, nÂș 16, Dec. 2018, p. 223-9, https://www.itegam-jetia.org/journal/index.php/jetia/article/view/351.