ANDREANI, Lucky Arthamevia; YONATA, Bertha. Validity Test of E-LKPD to Improve Students’ Argumentation Skills on Chemical Equilibrium Material. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 12, n. 3, p. 429–439, 2024. DOI: 10.33394/hjkk.v12i3.11500. Disponível em: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/11500. Acesso em: 18 aug. 2025.