NIZEYIMANA, . J. M. V.; MARTHA, N. Influence of Head Teachers’ Instructional Leadership Practices on Students’ Academic Achievement in Public Day Lower Secondary Schools in Rwanda: A Case of Nyagatare District. International Journal of Management and Development Studies , [S. l.], v. 13, n. 9, p. 212–230, 2024. DOI: 10.53983/ijmds.v13n9.015. Disponível em: https://old.ijmds.in/index.php/ijmds/article/view/729. Acesso em: 4 apr. 2026.