SAVCHUK, L. M.; SHKIL, R. O. E-COMMERCE CONSULTING SERVICES: THE NEW MODEL. Science and Transport Progress , [S. l.], n. 18, p. 241–245, 2007. DOI: 10.15802/stp2007/17515. Disponível em: https://stp.ust.edu.ua/article/view/17515. Acesso em: 5 may. 2024.