Аутори:
1. Tomislav Pavlović, University of Nis, Faculty of Sciences and Mathematics, , Serbia
2. Драгољуб Мирјанић, Академија наука и умјетности Републике Српске, Republic of Srpska, Bosnia and Herzegovina
3. Ivana Radonjić, University of Nis, Faculty of Sciences and Mathematics, , Serbia
4. Darko Divnić, Академија наука и умјетности Републике Српске, Republic of Srpska, Bosnia and Herzegovina
5. Galina Sazhko, Ukrainan engineering pedagogics academy, Department of Informatics and computer technologies, Univer, Ukraine