“Technical-economic feasibility of the use of rainwater for non-potable purposes in the classroom passage of the Federal University of Viçosa – Campus Rio Paranaíba” (2017) ITEGAM-JETIA, 3(10), pp. 60–64. Available at: https://itegam-jetia.org/journal/index.php/jetia/article/view/94 (Accessed: 23 October 2026).