POPOOLA, O. T. Productivity Improvement and Profitability: A Comparative Analysis between Dangote and Lafarge Cement. The International Journal of Business & Management, [S. l.], v. 7, n. 8, 2019. DOI: 10.24940/theijbm/2019/v7/i8/BM1908-051. Disponível em: http://www.internationaljournalcorner.com/index.php/theijbm/article/view/147683. Acesso em: 18 jun. 2024.