Performance Analysis of the Robusta Coffee Supply Chain in the Agroindustry Using the SCOR Model (a Case Study at PT. Harta Mulia Blitar). JGSA [Internet]. 2026 Aug. 17 [cited 2026 Oct. 25];6(2):170-7. Available from: https://ojs.um-palembang.ac.id/jgsa/article/view/2058