LESTARI, S. Supervision Efforts to Improve Teacher’s Competency. PPSDP International Journal of Education, [S. l.], v. 3, n. 2, p. 247–252, 2024. DOI: 10.59175/pijed.v3i2.213. Disponível em: https://ejournal.ppsdp.org/index.php/pijed/article/view/213. Acesso em: 31 jul. 2026.