WANGCHUK, Kinley; RICHEN, Dr. Sonam. Perceptions and Types of Workloads among Chemistry Teachers in Middle Secondary Schools. International Journal of Humanities and Education Development (IJHED), [S. l.], v. 7, n. 4, p. 142–154, 2025. DOI: 10.22161/jhed.7.4.16. Disponível em: https://theshillonga.com/index.php/jhed/article/view/473.. Acesso em: 23 oct. 2026.