Marko Ivanišević
https://www.unibl.org/sr-lat/fis/zaposlen/5649-marko-ivanisevic

University of Banja Luka, Faculty of Natural Sciences and Mathematics, Banja Luka, Bosnia and Herzegovina
Bosnia and Herzegovina

Stevan Savić
University of Novi Sad, Faculty of Sciences, Novi Sad, Serbia

Dragoslav Pavić
University of Novi Sad, Faculty of Sciences, Novi Sad, Serbia

Slobodan Gnjato
University of Banja Luka, Faculty of Natural Sciences and Mathematics, Banja Luka, Bosnia and Herzegovina

Tatjana Popov
University of Banja Luka, Faculty of Natural Sciences and Mathematics, Banja Luka, Bosnia and Herzegovina