Institution: | 1. Department of Electrical Engineering, Demokritos University of Thrace, Xanthi, 67100, Greece;2. National Observatory of Athens, ISARS, Pedeli, 15236 Athens, Greece;3. Bell Laboratories, Lucent Technologies, USA;4. Observatoire de Paris Meudon, DASOP, URA 1756 CNRS, Meudon, France;1. Department of Geography, University College London, Gower St, London WC1E 6BT, UK;2. BHO Legal, Hohenstaufenring 29-37, 50674 Köln, Germany;1. Skobelstyn Institute of Nuclear Physics, Lomonosov Moscow State University, Russia;2. Space Research Institute, RAS, Russia;3. Departmento de Física, Universidad de Santiago de Chile (USACH), Chile;4. Polar Geophysical Institute, Apatity, Murmansk Region, Russia;1. Department of Ecology, University of Basrah, Karmat Ali B.P. 49, Basrah, Iraq;2. Department of Physics and Astronomy, University of Turku, 20014 Turku, Finland;3. Ministry of Higher Education and Scientific Research, Baghdad, Iraq;4. Department of Physics and Astronomy, University of Turku, 20014 Turku, Finland |