HADDAD ALWI. The Effect of Investment on Economic Growth in North Sumatra in 2007-2021. Outline Journal of Economic Studies, [S. l.], v. 2, n. 1, p. 24–34, 2023. DOI: 10.61730/ojes.v2i1.32. Disponível em: https://journal.outlinepublisher.com/index.php/OJES/article/view/32. Acesso em: 14 sep. 2025.