ANITHA, T.; LENIN KUMAR, Nooney. 80/20 Rule : How to Use it for Effective Business. Indian Journal of Marketing, [S. l.], v. 38, n. 5, 2008. Disponível em: https://indianjournalofcomputerscience.com/index.php/ijom/article/view/36810. Acesso em: 19 dec. 2025.