1. Section HydrologyGFZ German Research Centre for Geosciences Potsdam Germany
2. SIWRR Southern Institute of Water Resources Research Ho Chi Minh City Vietnam
3. Department of HydrogeologyHelmholtz Centre for Environmental Research GmbH–UFZ Leipzig Germany
4. Research Unit PotsdamAlfred Wegener Institute for Polar and Marine Research Potsdam Germany
5. Faculty of Environment and Natural ResourcesUniversity of Freiburg Freiburg Germany
6. Institute for Environmental Sciences and GeographyUniversity of Potsdam Potsdam Germany