; ; . Jurnal Ilmiah PLATAX, [S. l.], v. 1, n. 1, p. 29–36, 2012. DOI: 10.35800/jip.1.1.2012.501. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/platax/article/view/501. Acesso em: 18 jul. 2024.