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Chelsea Regita Gloria Hutagalung, Nanang Alamsyah, Mohammad Rachman Waluyo, Wendy Febrianty Mardhiyah. OPTIMIZING BUSINESS STRATEGIES THROUGH THE APPLICATION OF PRODUCT–SERVICE SYSTEMS (PSS) AT TUANG RUANG. JBSMR [Internet]. 2025 Dec. 31 [cited 2026 Apr. 22];9(1):99-102. Available from: https://www.online-journal.unja.ac.id/jbsmr/article/view/50210