Research on Age-Friendly Design and Perceived Cost of Government Service Apps Based on User Experience: A Case Study of the Tianfu Citizen Cloud App. Exploration of Humanities and Social Research, [S. l.], v. 2, n. 2, 2026. Disponível em: https://lkpress.com/index.php/ehsr/article/view/62. Acesso em: 16 apr. 2026.