Widiharto, Chr. Argo, Arri Handayani, and Desi Maulia. “The Influence of Father Involvement, Self-Esteem, and Social Skills on Bullying Behavior Among University Students”. Grief and Trauma 4, no. 1 (June 2, 2026): 39–51. Accessed June 10, 2026. https://journal.scidacplus.com/index.php/gt/article/view/875.