Affiliation: | 1. University of Agricultural Sciences and Veterinary Medicine, Cluj-Napoca, Romania;2. Babeş-Bolyai University, Faculty of Geography, Cluj-Napoca, Romania;3. Texas Tech University, Department of Plant and Soil Sciences, Lubbock, TX, USA;1. ICTM, Chemistry Center, University of Belgrade, Njegoševa 12, P. O. Box 815, Belgrade 11000, Serbia;2. Institute of Physics, University of Belgrade, Pregrevica 118, P.O. Box 68, 11081 Belgrade, Serbia;3. Innovation Center of the Faculty of Chemistry, University of Belgrade, Studentski Trg 12-16, Belgrade, Serbia;4. Faculty of Chemistry, University of Belgrade, Studentski Trg 12-16, 11000 Belgrade, Serbia |