The efficacy of systemic therapy for childhood and adolescent externalizing disorders: A systematic review of 47 RCT
Sydow, Kirsten, et al. Family Process 52.4 (2013): 576-618.
This article offers an excellent summary of the evidence base regarding family therapy interventions for treating externalizing disorders in children and adolescents. There is a similar article by Retzlaff et al. regarding the value of these interventions for intrnalising disorders.