BOLZAN, Roberson; VENTURA, Paula; FERNANDES, Sílvia; L. CARVALHO, Fátima. QR Codes: A Case of its Level of Adoption in Portugal. Journal of Tourism, Sustainability and Well-being, [S. l.], v. 10, n. 3, p. 189–200, 2022. DOI: 10.34623/shz5-fs67. Disponível em: https://journals.cinturs.pt/jtsw/article/view/324. Acesso em: 27 oct. 2025.