ABBEY-KALIO, Ibiyengibo. Chemistry Teachers’ Perception of Professional Development Strategies. Direct Research Journal of Education and Vocational Studies, [S. l.], v. 6, n. 3, p. 14–21, 2024. Disponível em: https://journals.directresearchpublisher.org/index.php/drjevs/article/view/418. Acesso em: 29 apr. 2026.