“CIRCULAR ECONOMY TRANSITION OPENNESS AND ORGANIZATIONAL COMPETITIVENESS: THE MEDIATING ROLES OF PROCUREMENT 4.0 AND GREEN PROCUREMENT ORIENTATION ”. Center for Management Science Research 4, no. 2 (February 6, 2026): 24–50. Accessed September 17, 2026. https://cmsrjournal.com/index.php/Journal/article/view/745.