Zajko, Katja, in Bradač Hojnik Barbara. „Demand and Characteristics of Customers of Reusable Products in Slovenia“. Naše gospodarstvo/Our economy 65, no. 3 (julij 18, 2019): 63-72. Pridobljeno september 25, 2025. https://old.journals.um.si/index.php/oe/article/view/2155.