Authors
Dmitrijs Porsnovs
Department of Environmental Sciences, University of Latvia, Riga, Latvia
Linda Ansone-Bertina
Department of Environmental Sciences, University of Latvia, Riga, Latvia
Jorens Kviesis
Department of Environmental Sciences, University of Latvia, Riga, Latvia
Dace Âriņa
Institute of Physical Energetics of Latvia, Riga, Latvia
Maris Klavins
Department of Environmental Sciences, University of Latvia, Riga, Latvia