MULES, Warwick; COOKE, Grayson. Edges and Centres. Transformations, Boulder, Colorado, v. 5, n. 4, p. 4, 2005. DOI: 10.33011/tf.v5i4.4139. Disponível em: https://transformationsjournal.org/index.php/transformations/article/view/4139. Acesso em: 14 may. 2026.