BALWOIS 2004 Ohrid, Macedonia, 25-29 May 2004 APPROPRIATE MODELING IN DSSS FOR RIVER BASIN MANAGEMENT   Yueping Xu University of Twente, Faculty of Engineering Water Engineering and Management P.O. Box 217 7500 AE Enschede The NETHERLANDS Y.P.Xu@ctw.utwente.nl In recent years, there are increasing interests in the development of decision support systems (DSSs) for integrated […]