RADHAKRISHNA, K. A. Information Filters:Revival of Selective Dissemination of Information(SDI) Service in the Internet Era. Journal of Information and Knowledge, [S. l.], v. 36, n. 4, p. 257–260, 1999. DOI: 10.17821/srels/1999/v36i4/94386. Disponível em: https://srels.org/index.php/sjim/article/view/94386. Acesso em: 6 mar. 2025.