Syafrudin, Sapruddin, and Tenriabeng Mursyid. “PERDAGANGAN BATU PECAH PADA PERUSAHAAN GALIAN GOLONGAN C”. Tadayun: Jurnal Hukum Ekonomi Syariah 3, no. 1 (July 8, 2022): 33-46. Accessed January 31, 2023. http://tadayun.org/index.php/tadayun/article/view/72.