Janis Krumins University of Latvia, Faculty of Geography and Earth Sciences, Department of Environmental Science Latvia
Maris Klavins University of Latvia, Faculty of Geography and Earth Sciences, Department of Environmental Science Latvia
Raimonds Krukovskis University of Latvia, Faculty of Geography and Earth Sciences, Department of Environmental Science Latvia
Arturs Viksna University of Latvia, Department of Analytical Chemistry Latvia
Lauma Busa University of Latvia, Department of Analytical Chemistry Latvia