Rolbiecki, Ryszard, and Dorota Książkiewicz. “Performance of Polish Road Carriers in Relation to Regulations According to the Remuneration of Seconded Workers”. Transport Economics and Logistics 77 (June 18, 2018): 115–124. Accessed March 28, 2024. https://czasopisma.bg.ug.edu.pl/index.php/znetil/article/view/2744.