ULFA, Sulis Idillah; BUDIYANTO, Mohammad; SUSIYAWATI, Enny. PENSA E-JURNAL: PENDIDIKAN SAINS, [S. l.], v. 8, n. 1, 2020. DOI: 10.26740/pensa.v8i1.33155. Disponível em: https://ejournal.unesa.ac.id/index.php/pensa/article/view/33155. Acesso em: 3 jan. 2026.