ДЕМКІВ, Х. С. Classification of collectibles at Online Auctions in Ukraine and Poland: comparative analysis. Technology audit and production reserves, [S. l.], v. 5, n. 6(25), p. 11–14, 2015. DOI: 10.15587/2312-8372.2015.51251. Disponível em: https://journals.uran.ua/tarp/article/view/51251. Acesso em: 18 may. 2024.