USMAN ALI KHAN. EFFECTIVE TIME MANAGEMENT TECHNIQUES FOR BUSY BUSINESS MANAGERS. Global Journal of Econometrics and Finance, [S. l.], v. 1, n. 2, p. 49–61, 2023. Disponível em: https://gjeaf.com/index.php/Journal/article/view/24. Acesso em: 14 dec. 2025.