ROGI, Octavianus Hendrik Alexander. Cover. MEDIA MATRASAIN, [S. l.], v. 14, n. 1, p. i, 2017. DOI: 10.35793/matrasain.v14i1.15446. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/jmm/article/view/15446. Acesso em: 21 mar. 2026.