PAMUNGKAS, O. . Pengembangan Android Mobile Learning “Puzzle Of Chemistry” Berbasis Contextual Learning Pada Materi Asam Basa. Journal of Tropical Chemistry Research and Education, [S. l.], v. 2, n. 2, p. 83–90, 2020. DOI: 10.14421/jtcre.2020.22-04. Disponível em: https://ejournal.uin-suka.ac.id/tarbiyah/jtcre/article/view/22-04. Acesso em: 3 feb. 2025.