Radziejewski, M., Kundzewicz, Z. W. (2004): Development, use and application of the HYDROSPECT data analysis system for the detection of changes in hydrological time series for use in WCP-water and national hydrological services, (Development, use and application of the HYDROSPECT data analysis system for the detection of changes in hydrological time series for use in WCP-water and national hydrological services)(WCASP-65), Geneva : WMO.