Fitra, A. and Susanto, N. 2026. From Lean Value Stream to Circular Value Stream Architecture (CVSA): A Conceptual Framework for Sustainable and Regenerative Supply Chain Transformation. JIeTri : Journal of Industrial Engineering Tridinanti. 4, 01 (Jul. 2026), 14–20. DOI:https://doi.org/10.52333/jietri.v4i01.2024.