Popovic, D., E. Boli, M. Popovic, J. Popovic, and M. Bojovic. “The Structure of Connotative Dimensions Judo and Karate”. Journal of Progressive Research in Social Sciences, Vol. 3, no. 2, Feb. 2016, pp. 176-83, http://www.scitecresearch.com/journals/index.php/jprss/article/view/588.