Documentos de referência

- UN-Water Documents

- World Water Council Documents

- OECD Water Documents

- National Security Information – Global Water Security

- PricewaterhouseCoopers –  Water: Challenges, drivers and solutions

- The World Bank – Water access in Africa

- Asian Development Bank – Water documents

- McKinsey & Co.  – “Charting our Water Future: Economic frameworks to inform decision-making”

-  International Union for Conservation of Nature (IUCN) and SustainAbility – Water for Business Guide

- African Development Bank Group -  Development Aid and Access to Water and Sanitation in sub-Saharan Africa

- World Health Organization – Global costs and benefits of drinking-water supply and sanitation interventions to reach the MDG target and universal coverage

- Relatório sobre a qualidade e sustentabilidade dos serviços de abastecimento de águas e saneamento da Comissão   do Ambiente, Ordenamento do Território e Poder Local da Assembleia da República