G.SURESHKRISHNA. “Effectiveness of Flash Sales in Enhancing Online Shopping Frequency”. European Economic Letters (EEL), [S. l.], v. 15, n. 2, p. 439–443, 2025. Disponível em: https://www.eelet.org.uk/index.php/journal/article/view/2860. Acesso em: 21 sep. 2025.