Bullying and cyberbullying in Portugal: validation of a questionnaire and analysis of prevalence
Choosing to be a defender or an outsider in a school bullying incident: determining factors and the defending process
Peers' perceived support, student engagement in academic activities and life satisfaction: a structural equation modeling approach
Trait resilience moderates the longitudinal linkage between adolescent posttraumatic stress disorder symptoms and posttraumatic growth
Understanding aggression through attachment and social emotional competence in Korean middle school students