Blaga Radovanović

Department of Chemistry, Faculty of Natural Sciences and Mathematics, University of Niš, 18000 Niš, Serbia

Jelena Mladenović

Faculty of Agronomy, University of Kragujevac, 32 000 Čačak, Serbia

Aleksandra Radovanović

Faculty of Chemistry, University of Belgrade, 11000 Belgrade, Serbia

Rados Pavlović

Faculty of Agronomy, University of Kragujevac, 32 000 Čačak, Serbia

Vesna Nikolić

Faculty of Technology, University of Niš, 16 000 Leskovac, Serbia