Influence Of Teachers’ Professional Development on Students’ Academic Performance in Public Secondary Schools in Mbulu District, Tanzania. International Journal of Education Foundations, [S. l.], v. 2, n. 2, p. 137–146, 2025. DOI: 10.33687/ijef.002.02.0027. Disponível em: https://ijef.esciencepress.net/index.php/journal/article/view/27. Acesso em: 21 sep. 2026.