GRIGORYEVA, E. коммерция. проект байкал, Irkutsk, Russian Federation, v. 5, n. 15, p. 1–1, 2008. DOI: 10.7480/projectbaikal.15.925. Disponível em: https://projectbaikal.com/index.php/pb/article/view/925. Acesso em: 2 май. 2024.