TYLÉN, K.; BRUNI, L. E. Sign evolution on multiple time scales. Introductory comments. Sign Systems Studies, [S. l.], v. 42, n. 2/3, p. 169–171, 2014. DOI: 10.12697/SSS.2014.42.2-3.01. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2014.42.2-3.01. Acesso em: 24 apr. 2024.