Khairani Matondang, Revita Yuni, Nur Aulia Pratiwi, Laili Hasmiyah Harahap. The Effect of Exports and Investment on Economic Growth in North Sumatra. OJES [Internet]. 2026 Mar. 15 [cited 2026 Apr. 21];5(1):117-23. Available from: https://journal.outlinepublisher.com/index.php/OJES/article/view/149