BROWN, Colin; HELLER, Léo. Affordability in the provision of water and sanitation services: Evolving strategies and imperatives to realise human rights. International Journal of Water Governance, [S. l.], v. 6, p. 19–38, 2017. Disponível em: https://journals.open.tudelft.nl/ijwg/article/view/5812. Acesso em: 16 jul. 2024.