SUPAPONG, J.; NGAMSNIT , S. Pattern and Amount of Smartphone Usage Among Older Adults Living in Nonthaburi Province. Journal of Humanities and Social Sciences, Rajapruk University, [S. l.], v. 12, n. 1, p. 134–149, 2026. Disponível em: https://so03.tci-thaijo.org/index.php/rpu/article/view/301428. Acesso em: 27 aug. 2026.