MEMON, Sharif. Competitive Promotional Tools & Retailing - The Game where you differentiate or Die. Indian Journal of Marketing, [S. l.], v. 37, n. 7, 2007. Disponível em: https://indianjournalofcomputerscience.com/index.php/ijom/article/view/36431. Acesso em: 19 dec. 2025.