Automatic water quality monitoring and warning system : theory and practice / ed. by Marek Jerzy Gromiec and Jesper Duwe Nielsen ; DHI - Water nad Environment, Denmark, Institute for Meteorology and Water Management, Warsaw, Poland, Municipal Company for Water Supply and Sewerage of the City of Warsaw, Poland. (Biblioteka Ochrony Jakości Wód Polskiego Komitetu IWA, 2006)