Author(s):
1. Sonja Ketin, Faculty of Maritime Academic Studies, Belgrade, Belgrade 2- University of Defense of Belgrade, Milit, Serbia
2. Rade Biočanin, Državni univerzitet u Novom Pazaru, Novi Pazar, Serbia
3. Marko Andrejić, 3- Fakultet za upravljanje projektima i Inovacijama - Univerzitet Edukons, Srbija, Serbia

Applied paper from author