Yuliani, Fitria, Hermanto Siregar, Widyastutik Widyastutik, and Amzul Rifin. “The Impact of Foreign Direct Investment Spillover, Technology and Firm Size on the Productivity of Domestic Firm in Food Industry”. International Journal of Economics and Financial Issues 9, no. 3 (June 3, 2019): 287–296. Accessed December 23, 2024. https://econjournals.com./index.php/ijefi/article/view/7905.