TUROVSKI, A. The semiotics of animal freedom: A zoologist’s attempt to perceive the semiotic aim of H. Hediger. Sign Systems Studies, [S. l.], v. 28, p. 380–387, 2000. DOI: 10.12697/SSS.2000.28.20. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2000.28.20. Acesso em: 26 dec. 2024.