ALBANO, W. M.; DELOU, C. M. C. MAIN DIFFICULTIES IDENTIFIED IN THE TEACHING-LEARNING OF CHEMISTRY FOR HIGH SCHOOL: SYSTEMATIC REVIEW. SciELO Preprints, 2023. DOI: 10.1590/SciELOPreprints.5700. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/5700. Acesso em: 21 mar. 2023.