AGUNG RIZKYANA, M. Rancangan Sistem Informasi Finansial berbasis Emas dengan Penerapan Blockchain. Prosiding SISFOTEK, [S. l.], v. 4, n. 1, p. 7 - 11, 2020. Disponível em: http://seminar.iaii.or.id/index.php/SISFOTEK/article/view/137. Acesso em: 22 oct. 2020.