“Hope As a Predictor of Internalizing Behavior Problems Among Adolescents in Yogyakarta, Indonesia”. Insight: Jurnal Ilmiah Psikologi 25, no. 2 (August 30, 2023): 30–42. Accessed March 19, 2026. https://ejurnal.mercubuana-yogya.ac.id/index.php/psikologi/article/view/3263.