MEDJAHDI, T., and M. DJELAB. “The Relationship of Psychological Violence to Aggressive Behavior Is a Model of Violence - a Field Study in Some Schools in the State of M’sila -”. Social Sciences Journal, Vol. 10, no. 4, 1, pp. 185-01, http://journals.lagh-univ.dz/index.php/ssj/article/view/2837.