VAN BREEMEN, Auke J.J.; SARBO, Janos J. The Machine in the Ghost: The Syntax of Mind. Signs - International Journal of Semiotics, [S. l.], v. 3, p. 135–184, 2009. Disponível em: https://tidsskrift.dk/signs/article/view/26847. Acesso em: 12 feb. 2026.