ZAMHARI, M. .; SETIAWATI, E. M. . Developing Puzzles Laboratory Safety Symbols for Laboratory Introduction. Proceeding International Conference on Science and Engineering, [S. l.], v. 1, p. 219–223, 2017. DOI: 10.14421/icse.v1.305. Disponível em: http://sunankalijaga.org/prosiding/index.php/icse/article/view/305. Acesso em: 1 may. 2026.