Karmazin, György, and Gergely Ulechla. “Development of Companies Operating Logistics Service Centres by Employing the Results of Network Research”. Studia Mundi – Economica, vol. 2, no. 1, July 2015, pp. 77-84, https://doi.org/10.18531/Studia.Mundi.2015.02.01.77-84.