CZAJKOWSKI, Tomasz. Comparative Analysis of the Recent Financial Crisis’ Impact on the Retail Electronic Commerce in the European Union in the USA and in Poland. Comparative Economic Research. Central and Eastern Europe, [S. l.], v. 14, n. 2, p. 61–78, 2011. DOI: 10.2478/v10103-011-0011-5. Disponível em: https://czasopisma.uni.lodz.pl/CER/article/view/6618. Acesso em: 7 dec. 2025.