Yudamson A. Halaman Judul dan Sampul Vol 4 No 1 Maret 2020. JSS [Internet]. 2020 Apr. 1 [cited 2026 Jan. 15];4(1). Available from: https://www.jss.lppm.unila.ac.id.121-50-32-50.cpanel.site/index.php/ojs/article/view/219