NEELAMEGHAN, A.; RAVICHANDRA RAO, I. K. Non-Hierarchical Associative Relationships: Their Types and Computer-Generation of RT Links. Journal of Information and Knowledge, [S. l.], v. 13, n. 1, p. 24–34, 1976. DOI: 10.17821/srels/1976/v13i1/50452. Disponível em: https://srels.org/index.php/sjim/article/view/50452. Acesso em: 8 apr. 2025.