Robuta

https://journal.unj.ac.id/unj/index.php/jpppf/issue/view/2 Vol. 1 No. 2 (2015): JPPPF - Jurnal Penelitian & Pengembangan Pendidikan Fisika, Volume 1 Nomor 2,... https://journal.unj.ac.id/unj/index.php/jpppf/article/view/477?articlesBySameAuthorPage=4 Front Matter JPPPF Volume 2 Nomor 1, Juni 2016 | Jurnal Penelitian & Pengembangan Pendidikan Fisika