UGOANI, J. N. N. . Activity Cost Management and its Effect on Enterprise Productivity. International Journal of Business, Economics and Management, [S. l.], v. 6, n. 4, p. 232–247, 2019. DOI: 10.18488/journal.62.2019.64.232.247. Disponível em: https://archive.conscientiabeam.com/index.php/62/article/view/1220. Acesso em: 18 may. 2024.