Sari Afrilya Purba, Milla Naeruz and Azhar Apriandi (2025) “Pengaruh Ekspor Dan Impor Terhadap Neraca Perdagangan Provinsi Sumatera Utara”, Prosiding Seminar Nasional Teknologi Komputer dan Sains, 3(1), pp. 103-108. Available at: https://seminars.id/prosiding/prosainteks/article/view/395 (Accessed: 2October2026).