Handayani Harahap, H. ., Rudy Sentosa Rajagukguk, F. . and Welly Arifin, I. . (2025) “Analysis of the Impact of Green Policy and Environmentally Friendly Supply Chain Management on Competitive Advantage through Green Technology Adaptation as an Intervening Variable in Manufacturing Companies in North Sumatra”, International Journal of Economics, Management and Accounting (IJEMA), 2(8), pp. 689–700. doi: 10.47353/ijema.v2i8.230.