Mika (Professor University of Johannesburg. South Africa) Sillanpaa, Tonni Agustiono (College of Environment and Ecology Xiamen University Xiamen China) Kurniawan
Guergana (Associate Professor Department of Meteorology and Geophysics Sofia University Sofia Bulgaria) Guerova, Tzvetan (Researcher GRUAN Lead Center Deutscher Wetterdienst Lindenbe Simeonov