1.
Stelko-Pereira A, Williams L. Evaluation of a Brazilian School Violence Prevention Program (ViolĂȘncia Nota Zero). Pensam. psicol. [Internet]. 28dic.2015 [citado 2dic.2020];14(1). Available from: https://revistas.javerianacali.edu.co/index.php/pensamientopsicologico/article/view/1139