JALAL, P. To terminate the challenges faced by science teachers in practical work. New Trends and Issues Proceedings on Humanities and Social Sciences, [S. l.], v. 6, n. 1, p. 464–473, 2019. DOI: 10.18844/prosoc.v6i1.4204. Disponível em: https://un-pub.eu/ojs/index.php/pntsbs/article/view/4204. Acesso em: 4 dec. 2024.