Waste Analysis Using Lean Service Approach In PackageDelivery Activities From The Warehouse To The Main Branch (Case Study: PT XYZ Station Center). JATRI [Internet]. 2025 Sep. 9 [cited 2025 Oct. 12];3(2):97-108. Available from: http://e-journals2.unmul.ac.id/index.php/jatri/article/view/2873