DELLYANA, D. Principal’s Leadership in Improving Teacher’s Performance in Elementary Schools. PPSDP International Journal of Education, [S. l.], v. 3, n. 2, p. 425–437, 2024. DOI: 10.59175/pijed.v3i2.254. Disponível em: https://ejournal.ppsdp.org/pijed/article/view/254. Acesso em: 17 jun. 2026.