Analysis of electronic commerce in Portugal: business practice or commercial fiction? . Journal of Information Systems and Technology Management, [S. l.], v. 3, n. 3, p. 291–314, 2006. DOI: 10.4301/S1807-17752006000300003. Disponível em: https://revistas.usp.br/jistem/article/view/12757.. Acesso em: 6 jul. 2024.