Pengaruh Ekspor dan Impor Terhadap Neraca Pembayaran di Provinsi Sumatera Utara. Indo-MathEdu Intellectuals Journal, [S. l.], v. 7, n. 2, p. 2571–2582, 2026. DOI: 10.54373/imeij.v7i2.5249. Disponível em: https://ejournal.indo-intellectual.id/index.php/imeij/article/view/5249. Acesso em: 12 aug. 2026.