Matusiewicz , Maria. “SULP (Sustainable Urban Logistics Plan) As a Tool for Shaping Sustainable Urban Logistics: A Review of European Projects Supporting the Creation of SULP”. Transport Economics and Logistics 84 (November 19, 2019): 71–78. Accessed March 28, 2024. https://czasopisma.bg.ug.edu.pl/index.php/znetil/article/view/5407.