Influence of Timing in Introducing Teacher Performance Evaluation on Effective Outcomes: The Case of One Education District in Zimbabwe. Academic Journal of Interdisciplinary Studies, [S. l.], v. 9, n. 6, p. 18, 2020. DOI: 10.36941/ajis-2020-0108. Disponível em: https://www.richtmann.org/journal/index.php/ajis/article/view/12282.. Acesso em: 8 apr. 2025.