NDUKWU, Macmanus C; MANUWA, Seth I. Techno-economic assessment for viability of some waste as cooling pads in evaporative cooling system. International Journal of Agricultural and Biological Engineering, Beijing, China, v. 8, n. 2, p. 151–158, 2015. Disponível em: https://ijabe.org/index.php/ijabe/article/view/952. Acesso em: 31 mar. 2026.