1. WasserCluster Lunz─Biologische Station, Inter-University Center for Aquatic Ecosystem Research, Dr. Carl-Kupelwieser Promenade 5, 3293 Lunz am See, Austria
2. Donau-Universität Krems, Department for Biomedical Research, Dr. Karl-Dorrek-Straße 30, 3500 Krems, Austria
3. International Atomic Energy Agency, Isotope Hydrology Section, Vienna International Centre, A-1400 Vienna, Austria
4. Guangdong Provincial Key Laboratory of Water Quality Improvement and Ecological Restoration for Watersheds, Institute of Environmental and Ecological Engineering, Guangdong University of Technology, Guangzhou 511458, China
5. University of Saskatchewan, Department of Geological Science, 114 Science Place, Saskatoon SK S7N 5E2, Canada