MORGAN, C. D. Internet filtering and individual choice. OLA Quarterly, [S. l.], v. 3, n. 4, p. 3–4, 1998. DOI: 10.7710/1093-7374.1457. Disponível em: https://journals.oregondigital.org/olaq/article/view/vol3_iss4_3. Acesso em: 8 aug. 2024.