“THE EFFECTIVENESS OF PROBLEM-SOLVING-BASED INFORMATION SERVICES IN IMPROVING THE HIGH ORDER THINKING SKILLS OF ADOLESCENTS AT TANJUNG GUNDAP” (2025) PROCEEDING OF INTERNATIONAL CONFERENCE ON MULTIDISCIPLINARY STUDY, 2(1), hlm. 83–94. Tersedia pada: https://proceeding.unrika.ac.id/index.php/ICMS/article/view/59 (Diakses: 3 Februari 2026).