20th Anniversary of 9-11: Corporate Disaster Preparedness, Lessons Learned, and Ways Forward. International Journal of Management and Data Analytics (IJMADA), [S. l.], v. 1, n. 2, p. 29–37, 2021. DOI: 10.5281/zenodo.11657312. Disponível em: http://ijmada.com/index.php/ijmada/article/view/7.. Acesso em: 9 sep. 2026.