Faqih, A., R. Elizabeth, and D. H. Azahari. “The Increasing of Competitiveness of Agro-Industry Products Through Institutional Empowerment to Support the Achievement of Sustainable Agricultural Development”. International Journal of Energy Economics and Policy, vol. 10, no. 5, Aug. 2020, pp. 663-71, https://www.econjournals.com/index.php/ijeep/article/view/10376.