Suyasa G, Hamdi M, Teguh P, Megandaru. Optimization Model for the Implementation of Rock Mining Policy Post Law Enactment of the Republic of Indonesia Number 23 the Year 2014: Case Study in Subang Regency, West Java Province. IJSOC [Internet]. 2019Dec.13 [cited 2026May13];1(3):131 -145. Available from: https://ijsoc.goacademica.com/index.php/ijsoc/article/view/35