Pengembangan E-LKPD Berbasis Problem Based Learning pada Materi Ikatan Kimia Kelas XI Fase F SMAN 2 Batang Anai. Entalpi Pendidikan Kimia, [S. l.], v. 6, n. 1, p. 21–28, 2025. DOI: 10.24036/epk.v6i1.505. Disponível em: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/505. Acesso em: 23 oct. 2026.