Autori:
1. Stevan Armaković, Serbia
2. Sanja J. Armaković, University of Novi Sad, Faculty of Sciences, Department of Chemistry, Biochemistry and Environmental, Serbia
3. Svetlana Pelemiš, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
4. Blanka Škipina, Republic of Srpska, Bosnia and Herzegovina

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