Τσακίρη Μ. Θ. How much ’managerial’ is the manager’s time?. SPOUDAI Journal of Economics and Business, [S. l.], v. 52, n. 4, p. 183–209, 2002. Disponível em: http://spoudai.org/index.php/journal/article/view/475. Acesso em: 20 sep. 2024.