HANIFA, Suci Rahma; ARDIANSYAH, Ardiansyah; AFRIANIS, Neti; OKMARISA, Heppy. Development of Acid-Base Titration Practicum Guide Using Natural Indicators of Butterfly Pea Flowers. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 12, n. 1, p. 68–74, 2024. DOI: 10.33394/hjkk.v12i1.10813. Disponível em: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/10813. Acesso em: 16 aug. 2025.