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TRESNA NONI BEKRIS HAREFA, NPM 2206100032 (2026) THE ROLE OF SCHOOL REGULATIONS IN IMPROVING STUDENT DISCIPLINE IN GRADE X AT SMKN 3 RANTAU UTARA. Tugas_Akhir(Artikel) Jurnal Ilmiah Ilmu Pendidikan Dan Sosial, 15 (2). pp. 2883-2892. ISSN 2541-612X(e-ISSN) 2086-6135(p-ISSN)