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                | Gummerum,M. & Keller,M. (2012) | East German children's and adolescents' friendship and moral reasoning before and after German reunification | View... |  | 
            
                | Güroglu,B., van den Bos,W., & Crone,E.A. (2014) | Sharing and giving across adolescence: an experimental study examining the development of prosocial behavior | View... |  | 
            
                | Stevens,A.N. & Stevens,J.R. (2012) | Animal cognition | View... |  |