Anđelković , S. ., and M. . Matijašević Obradović. “COVERT OPERATIONS AS A FORM OF FORCE APPLICATION IN INTERNATIONAL RELATIONS: FOCUS ON THE SASE OF UNITED STATES OF AMERICA”. KULTURA POLISA, vol. 15, no. 35, Mar. 2018, pp. 165-76, https://kpolisa.com/index.php/kp/article/view/429.