DJOHAN, Y.; ERVANI, E. Determinan Ekspor Minyak Mentah Indonesia ke Singapura. JIEP: Jurnal Ilmu Ekonomi dan Pembangunan, [S. l.], v. 8, n. 2, p. 326–342, 2025. DOI: 10.20527/jiep.v8i2.2867. Disponível em: https://jiep.ulm.ac.id/index.php/jiep/article/view/2867. Acesso em: 4 oct. 2026.