H. Napitupulu, N. Matondang, Sy. Akmal, S. Sinulingga,. 2020. “EFFECT OF INFORMATION TECHNOLOGY IN THE IMPLEMENTATION OF ELECTRONICS SUPPLY CHAIN MANAGEMENT TO IMPROVE COMPETITIVE ADVANTAGE AND COMPANY PERFORMANCE”. International Journal of Advanced Science and Technology 29 (04), 1473 -77. http://sersc.org/journals/index.php/IJAST/article/view/5838.