A. Surbakti, R. Parinduri, R. N. R. Delyani, F. Pulungan, R. Nainggolan, and R. Situmorang, “THE INFLUENCE OF SELF-ESTEEM ON PSYCHOLOGICAL-WELL-BEING THROUGH STRATEGY-COPING MEDIATION IN GRADE XII STUDENTS OF MEDAN STATE HIGH SCHOOL”, Hearty, vol. 13, no. 6, pp. 1653–1663, Dec. 2025.