Sitepu, Rasidin. “INTEGRATION AND ASYMMETRIC PRICE TRANSMISSION ANALYSIS IN CORN MARKET VECTOR ERROR CORRECTION MODEL APPROACH: Case Study: Karo District”. SOSIAL DAN EKONOMI PERTANIAN 12, no. 1 (March 23, 2018): 1 - 13. Accessed May 4, 2024. https://jurnalfp.uisu.ac.id/index.php/sep/article/view/18.