SUGIANTO, Sugianto; UFRAN, Ufran. Problematika Perumusan Unsur Tindak Pidana Perkawinan Semu dalam Pasal 135 Undang Undang Nomor 6 Tahun 2011 tentang Keimigrasian. Indonesia Berdaya, [S. l.], v. 4, n. 2, p. 453–460, 2023. DOI: 10.47679/ib.2023438. Disponível em: https://ukinstitute.org/journals/ib/article/view/438. Acesso em: 26 jun. 2026.