Dian Asri, and Ummy Qalsum. “OPTIMIZATION OF PRODUCTION INPUT USAGE IN COCOA FARMING IN POLEWALI MANDAR REGENCY: A DATA ENVELOPMENT ANALYSIS APPROACH”. International Journal of Economic, Business, Accounting, Agriculture Management and Sharia Administration (IJEBAS), vol. 6, no. 6, Oct. 2026, pp. 3093-9, https://radjapublika.com/index.php/IJEBAS/article/view/6511.