LAFUENTE, A. M. G.; OH, Y. K. . Grouping the Tour Packages Services of Hotel Chains Applying the Galois Lattices. Asian Journal of Empirical Research, [S. l.], v. 3, n. 5, p. 538–550, 2013. Disponível em: https://archive.aessweb.com/index.php/5004/article/view/3384. Acesso em: 3 jul. 2024.