PIKKARAINEN, E. Adaptation, learning, Bildung: Discussion with edu- and biosemiotics. Sign Systems Studies, [S. l.], v. 46, n. 4, p. 435–451, 2018. DOI: 10.12697/SSS.2018.46.4.02. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2018.46.4.02. Acesso em: 24 sep. 2023.