Hamzah Muchtar, Evan, Idrus Salim Al Jufri, and Alvandy Julian Wisesa. 2026. “MYSTERY BOX DALAM PERSPEKTIF EKONOMI SYARIAH: ANALISIS UNSUR GHARAR DAN MAYSIR”. Islamic Banking &Amp; Economic Law Studies (I-BEST) 5 (1):1-13. https://doi.org/10.36769/ibest.v5i1.1681.