Economic feasibility study of the use of waterless urinal. Research, Society and Development, [S. l.], v. 11, n. 2, p. e43311225877, 2022. DOI: 10.33448/rsd-v11i2.25877. Disponível em: https://rsdjournal.org/rsd/article/view/25877. Acesso em: 6 dec. 2025.