The Deliveries Chain and Value Added in Context of Coopetition Between the Service and Industrial Companies in Poland and UE. European Journal of Marketing and Economics, [S. l.], v. 6, n. 3, p. 91–113, 2023. DOI: 10.26417/fq50rp02. Disponível em: https://revistia.com/index.php/ejme/article/view/3475. Acesso em: 12 may. 2026.