1. EAWAG, Überlandstrasse 133, P.O.Box 611, CH-8600 Dübendorf, Switzerland and Dep. for Environmental Engineering, University Innsbruck, A-6020 Innsbruck, Austria
2. URGC Hydrologie Urbaine, INSA de Lyon, F-69621 Villeurbanne Cedex, France
3. Inst. for Urban Water Management, Dresden University of Technology, D-01062 Dresden, Germany
4. Water Engineering and Management, Asian Institute of Technology, Pathumthani 12120, Thailand
5. Dept. Hydraulic and Environmental Engineering, NTNU, N-7491 Trondheim, Norway
6. Institute for Automation and Communication, ifak Magdeburg e. V.,D-39179 Barleben, Germany
7. BIOMATH Department, University Ghent, Coupure Links 653, B-9000 Ghent, Belgium