APRIANI, Utami; DESTINIAR, Destiniar; HARAPAN, Edi. The Effect of Teacher Certification and Work Discipline on the Performance of State Junior High School Teachers in Tebing Tinggi District. Gema Wiralodra, [S. l.], v. 15, n. 3, p. 899–914, 2024. DOI: 10.31943/gw.v15i3.718. Disponível em: https://gemawiralodra.unwir.ac.id/index.php/gemawiralodra/article/view/718. Acesso em: 24 sep. 2025.