doi.org/10.1037/0022-006X.72.3.467, hdl.handle.net/1765/60153
Journal of Consulting and Clinical Psychology
Pediatric Psychiatry

van Lier, P., Muthén, B., van der Sar, R., & Crijnen, A. (2004). Preventing disruptive behavior in elementary schoolchildren: Impact of a universal classroom-based intervention. Journal of Consulting and Clinical Psychology, 72(3), 467–478. doi:10.1037/0022-006X.72.3.467