Muñoz, L. C., Frick, P. J., Kimonis, E. R., & Aucoin, K. J. (2008). Types of aggression, responsiveness to provocation and callous-unemotional traits in detained adolescents. Journal of abnormal child psychology (Dordrecht. Online), 36(1), 15-28. https://doi.org/10.1007/s10802-007-9137-0