ULFA, A. M.; HILMI, A.; LUKMAN, I. R. Development of laboratory work module for production of soap based on local resources as the integration of chemistry lessons with workshop and entrepreneurship. Jurnal Pijar Mipa, [S. l.], v. 17, n. 1, p. 57–61, 2022. DOI: 10.29303/jpm.v17i1.3159. Disponível em: https://jurnalfkip.unram.ac.id/index.php/JPM/article/view/3159. Acesso em: 28 jan. 2023.