Purnomo , Purnomo, Nanta Sigit, Soetam Rizky Wicaksono, Rudy Setyawan, Novenda Kartika Putrianto, and Chandra Wibowo Budiono. 2026. “Lean Manufacturing Development Model for Production Cost Reduction in Small and Medium Industries (SMEs) of Tempeh Food With a Green Manufacturing Approach”. The Eastasouth Management and Business 4 (02):592-607. https://doi.org/10.58812/esmb.v4i02.777.