MBUNDA, Agustino; NZIMA, Ibrahimu; KIMARO, Aurelia. Teacher professional development: study leave criteria as a barrier to qualification upgrading for public primary school teachers in Tanzania. Papers in Education and Development, [S. l.], v. 42, n. 2, 2024. Disponível em: http://196.44.161.124/index.php/ped/article/view/8542. Acesso em: 7 apr. 2026.