Kholik, Kholilul, and Aladin Aladin. 2026. “Optimization of Production Input Combinations to Achieve The Least Cost Combination”. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID) 5 (01):123-27. https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/7877.