SCHIFF, Frederick. Business models of news Web sites: A survey of empirical trends and expert opinion. First Monday, [S. l.], v. 8, n. 6, 2003. DOI: 10.5210/fm.v8i6.1061. Disponível em: https://firstmonday.org/ojs/index.php/fm/article/view/1061. Acesso em: 12 apr. 2024.