1. United Nations, Sustainable Development Goals. https://sustainabledevelopment.un.org, 2019 (accessed 15 December 2019).
2. World Economic Forum, The Global Risks 2019, 14th edition, Word Economic Forum, Geneva, 2019.
3. K. Bruebach, 100 Resilient Cities – Resilience Perspective – Water and Sanitation Report. http://100resilientcities.org/wp-content/uploads/2019/07/Resilience-POV-water-FINAL-WEB.pdf, 2019 (Accessed 15 December 2019).
4. Decontamination and disinfection of water by solar photocatalysis: recent overview and trends;Malato;Catal. Today,2009
5. Water Connects - A short guide to preventive water diplomacy;Vetter,2016