1. UNESCO-IHE Institute for Water Education, Westvest 7, AX 2611 Delft, The Netherlands
2. Faculty of Civil Engineering and Geosciences, Delft University of Technology, GA 2600 Delft, The Netherlands
3. Veolia Eau Banlieue de Paris, Direction technique, 6 esplanade Charles de Gaulle, 92751 Nanterre Cedex, France
4. Syndicat des Eaux d'lle de France (SEDIF), 14 rue Saint Benoît, Paris 75006, France
5. King Abdallah University of Science and Technology, Thuwal, Saudi Arabia