RANDVIIR, A. Sign as an object of social semiotics: evolution of cartographic semiosis. Sign Systems Studies, [S. l.], v. 26, p. 392–416, 1998. DOI: 10.12697/SSS.1998.26.16. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.1998.26.16. Acesso em: 20 apr. 2024.