ULFA SAMOSIR, N. N.; USIONO, U. Dampak Sistem Zonasi PPDB Terhadap Mutu Pendidikan dan Kesenjangan Antar Sekolah. Khidmat, [S. l.], v. 3, n. 2, p. 354–365, 2025. DOI: 10.65311/j.khidmat.v3i2.1787. Disponível em: https://ejournal.edutechjaya.com/index.php/khidmat/article/view/1787. Acesso em: 7 aug. 2026.