List of Articles VOC Open Access Article Abstract Page Full-Text 1 - Design of Supply Chain Network Model for Perishable Products with Stochastic Demand: An Optimized Model Teshome Bekele Dagne Jeyraju Jayaprkash Sisay Geremew Gebeyehu 10.22094/joie.2019.563130.1551 20.1001.1.22519904.2020.13.1.3.7 Open Access Article Abstract Page Full-Text 2 - 6 sigma and dmaic method: basic tool teaching and application for beginning practitioners in automotive assembly Aida Reyes Manuel Piña Manuel Baro 10.22094/joie.2023.1976488.2029