1. Goran Stojanović, PhD, Univesity of Novi Sad, Serbia
2. Vlado Delić, PhD, Univesity of Novi Sad, Serbia
3. Nebojša Bojović, PhD, University of Belgrade, Serbia
4. Jovan Filipović, PhD, University of Belgrade, Serbia
5. Maja Gajić Kvaščev, PhD, Vinča institute of Nuclear sciences, Serbia
6. Dragutin Kostić, PhD, University of Belgrade, Serbia
7. Ljubomir Lazić, PhD, University UNION Nikola Tesla, Serbia
8. Boško Nikolić, PhD, University of Belgrade, Serbia
9. Dragica Radosav, PhD, Univesity of Novi Sad, Serbia
10. Siniša Ranđić, PhD, University of Kragujevac, Serbia
11. Negovan Stamenković, PhD, University of Priština, Serbia
12. Olja Krčadinac, Univerzitet UNION Nikola Tesla, Serbia
13. Milan Vujanić, PhD, University of Belgrade, Serbia 
14. Milena Vujošević Janičić, PhD, University of Belgrade, Serbia
15. Mirko Vujošević, PhD, University of Belgrade, Serbia
16. Damir Zaborski, PhD, High Railway School – Vocational Studies, Belgrade, Serbia
17. Leonid A.Baranov, PhD, Russian University of Transport, Russia
18. Petr F.Bestemyanov, PhD, Russian University of Transport, Russia
19. Pavel A. Butyrin, PhD, National Research University “MEI”, Russia
20. Yuri M. Inkov, PhD, Russian University of Transport, Russia 
21. Vladimir N. Malish, PhD, Lipecky Gosudarstvenny Pedagogichesky Univerzitet, Russia
22. Svetlana A. Kolobova, PhD, NižegorodskiyGPU, Nižniy Novgorod, Russia
23. Efim N. Rozenberg, PhD, Research Institute in Railway Transport, Russia
24. Valery T. Domansky, PhD, Kharkiv National Technical University, Ukraine
25. Dmytro Kozachenko, PhD, Dnipropetrovsk National University of Railway Transport, Ukraine
26. Valeriy Kuznetsov, PhD, Dnipropetrovsk National University of Railway Transport, Ukraine
27. Olexandr M. Pshinko, PhD, Dnipropetrovsk National University of Railway Transport, Ukraine
28. Milenko Čabarkapa, PhD, Adriatic Univesity, Montenegro
29. Nataša Gospić, PhD, Adriatic University, Montenegro
30. Milan Marković, PhD, University Donja Gorica, Montenegro
31. Hristo Hristov, PhD, University of Transport “T.Kableshkov”, Bulgaria
32. Mariya Hristova, PhD, University of Transport “T.Kableshkov”, Bulgaria
33. Jelena Mišić, PhD, Ryerson University, Toronto, Canada
34. Vojislav B. Mišić, PhD, Ryerson University, Toronto, Canada
35. Kristina Jakimovska, PhD, Cyril and Methodius University in Skopje, N. Macedonia
36. Gjorgji Jovancevski, PhD, University American College Skopje, N.Macedonia
37. Ouajdi Corbaa, PhD, Univesity of Sousse, Tunisia
38. Ahmed Maalel, PhD, Univesity of Sousse, Tunisia
39. Vladimir Goldenberg, PhD, University of Applied Sciences, Augsburg, Germany
40. Eva Kovesne Gilicze, PhD, Budapest University of Technology and Economics, Hungary
41. Patricio Bulić, PhD, University of Ljubljana, Slovenia
42. Sanja Bauk, PhD, Durban University of Technology, South Africa
43. Maja Đokić, PhD, Spin on, Barcelona, Spain
44. Dimitris Kanellopoulos, PhD, University of Patras, Greece
45. Wang Bo, PhD, Ningbo University of Technology, China
46. Emil Jovanov, PhD, University of Alabama in Huntsville, USA
47. Milan Janić, PhD, Delft University of Technology, The Netherlands
48. Zdenek Votruba, PhD, Czech Technical University in Prague, Czech Republic
49. Makhamadjan Mirakhmedov, PhD, Tashkent Institute of Railway Engineers, Uzbekistan
50. Nazila Rahimova, PhD, Azerbaijan State Oil and Industry University, Azerbaijan
51. Zdenka Babić, PhD, University of Banja Luka, BiH
52. Ratko Đuričić, PhD, University of East Sarajevo, BiH
53. Gordana Jotanović, PhD, University of East Sarajevo, BiH
54. Esad Jakupović, PhD, Academy of Sciences and Arts of the Republic of Srpska, BiH
55. Branko Latinović, PhD, Pan-European University APEIRON, BiH
56. Goran Đukanović, PhD, Pan-European University APEIRON, BiH
57. Nedim Smailović, PhD, Pan-European University APEIRON, BiH 
58. Željko Stanković, PhD, Pan-European University APEIRON, BiH
59. Tijana Talić, PhD, Pan-European University APEIRON, BiH
60. Dražen Marinković, PhD, Pan-European University APEIRON, BiH
61. Dragutin Jovanović, PhD, Pan-European University APEIRON, BiH 
62. Milan Tešić, PhD, Pan-European University APEIRON, BiH

Siniša Aleksić, PhD, Director, Pan-European University APEIRON BiH
Sanel Jakupović, PhD, Rector, Pan-European University APEIRON BiH

Serbia                                   16

Bosnia and Herzegovina      12

Russia                                    7

Ukraine                                  4

Montenegro                          3

Bulgaria                                 2

Canada                                  2

North Macedonia                  2

Tunisia                                   2

Germany                               1

Hungary                                1

Slovenia                                1

South Africa                          1

Spain                                     1

Greece                                  1

China                                    1

USA                                      1

The Netherlands                  1

Czech Republic                    1

Uzbekistan                          1

Azerbaijan                           1