Ivić Mladen, University of Business Engineering and Managenet, Banja Luka, Bosnia and Herzegovina. Volume 1. No.1. May 2019. Post published:July 4, 2019 Post category:author index You Might Also Like Jovović Radislav July 4, 2019 Maljković Dragana July 4, 2019 Bera Oskar July 4, 2019