Directorsa Training Program - Classy Board is a Necessity, Not an Option. Global Journal of Management and Business Research, [S. l.], v. 15, n. B1, p. 1–8, 2015. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/100765. Acesso em: 2 sep. 2026.