Fauzul Ikhsan et al. 2026. THE EFFECT OF SELF-EFFICACY ON MOTIVATION TO EXCEL WITH SOCIAL SUPPORT AS A MEDIATING VARIABLE IN STUDENTS IN ISLAMIC BOARDING SCHOOLS. SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL. 15, 3 (Aug. 2026), 848–854. DOI:https://doi.org/10.36526/sosioedukasi.v15i3.9183.