Defa Shinta Febriana, Aries Kurniawan, and Putra Panji Respati. “Enhancing Operational Performance through Social Media Optimization and Effective Inventory Control Using the Reorder Point Method at Swakarja Coffee and Space”. Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC) 2, no. 2 (November 4, 2025). Accessed June 14, 2026. https://journal.umg.ac.id/index.php/umgeshic/article/view/10789.