RANGANATHAN, S. R.; NEELAMEGHAN, A.; GOPINATH, M. A. Medical Radiology:Depth Classification. Journal of Information and Knowledge, [S. l.], v. 2, n. 2, p. 100–160, 2000. DOI: 10.17821/srels/1965/v2i2/49132. Disponível em: https://srels.org/index.php/sjim/article/view/49132. Acesso em: 9 apr. 2025.