MURTHY, N. V. E. S.; PRASAD, P. G. Representation of $L$-fuzzy binary relations via a Galois connection. Tamkang Journal of Mathematics, [S. l.], v. 40, n. 3, p. 287–305, 2009. DOI: 10.5556/j.tkjm.40.2009.507. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/507. Acesso em: 2 may. 2024.