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://www.indianjournalofmarketing.com/index.php/ijom/article/view/36810. Acesso em: 20 jan. 2026.