Fahruky AF. Analysis of the Role of the Transportation and Telecommunication Sector on the Gross Regional Domestic Product (GRDP) of North Sumatra. Inspirat [Internet]. 2022 Jul. 30 [cited 2026 Oct. 13];13(1):01-1. Available from: https://www.ejournal.isha.or.id/index.php/Inspirat/article/view/158