SKJUVE, M.; HAUGSTVEIT, I. M.; FØLSTAD, A.; BRANDTZAEG, P. Help! Is my chatbot falling into the uncanny valley? An empirical study of user experience in human–chatbot interaction. Human Technology, [S. l.], v. 15, n. 1, p. 30–54, 2019. DOI: 10.17011/ht/urn.201902201607. Disponível em: https://ht.csr-pub.eu/index.php/ht/article/view/215. Acesso em: 15 jul. 2026.