RANGANATHAN, S. R. Array Change or Level Change?. Journal of Information and Knowledge, [S. l.], v. 2, n. 1, p. 87–95, 2000. DOI: 10.17821/srels/1965/v2i1/49127. Disponível em: https://srels.org/index.php/sjim/article/view/49127. Acesso em: 24 feb. 2025.