Kampf, R. a Hykšová, D. (2010) „REVERSE LOGISTICS IN CONNECTION WITH WASTE MANAGEMENT", Perner’s Contacts, 5(4), s. 94–98. Dostupné z: https://pernerscontacts.upce.cz/index.php/perner/article/view/1047 (Viděno: 25 duben 2024).