Çelik, B., A. Perk, E. Yazıcı, and M. Taner Derman. “An Analysis of Peer Bullying in the Heidi Cartoon Through Content Analysis: Peer Bullying in the Heidi Cartoon Series: A Content Analysis”. Journal of Early Childhood Studies, vol. 10, no. 2, Nov. 2026, pp. 168-87, doi:10.24130/eccdjecs.19672026102696.