ZAI, Pitra Yani; HAREFA, Meno Niat Sari; ZEBUA, Lestariani; LAOLI, Weni Yulita; GULO, Anotona; ZAI, Fanes Juang Aldi; LASE, Natalia Kristiani. Analysis of Teacher Professionalism and Competence in Educational Management at SMP Negeri 2 Gunungsitoli Utara. GEN BIONIX: Jurnal Ilmiah Pendidikan Biologi, [S. l.], v. 4, n. 2, p. 154–160, 2026. DOI: 10.56207/genbionix.v4i2.968. Disponível em: https://ojs.unias.ac.id/index.php/gb/article/view/968. Acesso em: 15 jul. 2026.