MICHAEL, Inyasi Victor; KAVISHE, George; MALEKANI, Andrew. Challenges to knowledge-sharing practices and their influence on teaching competencies among teachers in selected secondary schools in Morogoro Municipality. African Journal of Empirical Research, Nairobi, Kenya, v. 7, n. 3, 2026. DOI: 10.51867/ajernet.7.3.114. Disponível em: https://ajernet.net/ojs/index.php/ajernet/article/view/2076. Acesso em: 6 nov. 2026.