ERDİL A. An Overview of the Sustainability of Performance and Productivity in the Service and Production Sector: Evaluation in terms of Small and MediumSized Enterprises (SME. IJANSER [Internet]. 2023 Aug. 29 [cited 2025 Aug. 21];7(7):251-62. Available from: https://as-proceeding.com/index.php/ijanser/article/view/1422