Abdullah, Kholiq. “BLOCKCHAIN TECHNOLOGY FOR CUSTOMS MODERNIZATION: CHALLENGES AND OPPORTUNITIES ”. Jurnal BPPK: Badan Pendidikan Dan Pelatihan Keuangan, vol. 17, no. 3, Dec. 2024, pp. 232-4, https://jurnalbppk.kemenkeu.go.id/jurnalbppk/article/view/894.