WIGGINS, Richard W. The effects of September 11 on the leading search engine. First Monday, [S. l.], v. 6, n. 10, 2001. DOI: 10.5210/fm.v6i10.890. Disponível em: https://firstmonday.org/ojs/index.php/fm/article/view/890. Acesso em: 29 mar. 2024.