SMERDEL, Snježana; ZEJNILAGIĆ-HAJRIĆ, Meliha. The use of chemistry learning materials within the pre-learning strategy: findings from a teachers’ survey. Bulletin of Chemists and Technologists of Bosnia and Herzegovina, [S. l.], v. 51, p. 19–23, 2018. Disponível em: https://glashem.pmf.unsa.ba/index.php/bctbh/article/view/226.. Acesso em: 19 sep. 2026.