AL MU€™MIN, Muhammad Ridhwan; HAIRIDA, Hairida; MASRIANI, Masriani. Feasibility of Natural Indicators Worksheets for 11th grade Student. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 11, n. 6, p. 1031–1042, 2023. DOI: 10.33394/hjkk.v11i6.10308. Disponível em: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/10308. Acesso em: 18 aug. 2025.