Acknowledgements
This research was carried out under ‘‘Modeling
Tools for Environment and Resource Management
(MTERM)’’ project funded by ‘‘Danish International
Development Assistance (Danida)’’ and ‘‘Waste Water
Treatment and Management’’ project under ‘‘Asian
Regional Research Program on Environmental Technology
(ARRPET)’’ funded by ‘‘Swedish International
Development Agency (SIDA)’’. The authors are thankful
to Prof. Jean-Luc VASEL, Foundation Universitaire
Luxembourgeoise, Arlon, Belgium for his critical suggestions
throughout this research