TØNNESSEN, M. The ontogeny of the embryonic, foetal and infant human umwelt. Sign Systems Studies, [S. l.], v. 42, n. 2/3, p. 281–307, 2014. DOI: 10.12697/SSS.2014.42.2-3.06. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2014.42.2-3.06. Acesso em: 24 apr. 2024.