Gaura, Marcin, Maciej Kuboń, Zbigniew Kowalczyk, Dariusz Kwaśniewski, Zbigniew Daniel, and Krzysztof Kapela. 2020. “Quality Assessment of Delivery in the Supply Chain Optimization”. Agricultural Engineering 24 (3), 21-30. http://agriceng.ptir.org/index.php/AgricEng/article/view/248.