nuraini, nuraini, and mala vinuzia. “Utilization of Mangosteen Skin Into A Halal Drink and Thayyib As A Business Opportunity In The Form Of Health Coffee Powder”. RIGGS: Journal of Artificial Intelligence and Digital Business, vol. 2, no. 1, Jan. 2023, pp. 01-05, doi:10.31004/riggs.v2i1.17.