DEELY, J. Semiotics and Jakob von Uexküll’s concept of umwelt. Sign Systems Studies, [S. l.], v. 32, n. 1/2, p. 11–34, 2004. DOI: 10.12697/SSS.2004.32.1-2.01. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2004.32.1-2.01. Acesso em: 28 mar. 2024.