Roy S. APP ADOPTION AND SWITCHING BEHAVIOR: APPLYING THE EXTENDED TAM IN SMARTPHONE APP USAGE. JISTEM USP [Internet]. 2017 Sep. 13 [cited 2025 Nov. 3];14(2):239-61. Available from: https://jistem.tecsi.org/index.php/jistem/article/view/10.4301%25S1807-17752017000200006