“Implementation of Psychopedagogical Strategies for the Prevention of School Harassment in the First Degree Students of the Educational Institution Ciudad De Tunja”. Hexagono Pedagogico 7, no. 1 (March 3, 2017): 25–37. Accessed July 27, 2026. https://revistas.uninunez.edu.co/hexagonopedagogico/article/view/826.