Ničić, M., and N. Mitrović. “THE IMPORTANCE OF CLUSTER SUPPORT PROJECTS IN TOURISM FOR ACHIEVING COMPETITIVE ADVANTAGE”. Tourism International Scientific Conference Vrnjačka Banja - TISC, Vol. 4, no. 1, June 2019, pp. 758-74, http://www.tisc.rs/proceedings/index.php/hitmc/article/view/283.