JPPPF, Editor. Back Matter JPPPF Volume 4 Issue 2, December 2018. Jurnal Penelitian & Pengembangan Pendidikan Fisika, [S. l.], v. 4, n. 2, 2018. DOI: 10.21009/1.042111. Disponível em: https://journal.unj.ac.id/unj/index.php/jpppf/article/view/9850. Acesso em: 22 nov. 2024.