Lečić, B., and Z. Skakavac. “TERRORISM AS A CONTEMPORARY CRIMINOLOGY IMPACT FACTOR ON TOURIST EFFECTS”. Tourism International Scientific Conference Vrnjačka Banja - TISC, Vol. 3, no. 1, May 2018, pp. 722-39, http://www.tisc.rs/proceedings/index.php/hitmc/article/view/42.