Roslan, Muhammad Amirul Asyraaf, et al. “ Exploring the Influence of Performance Expectancy on Social Media Usage Among Korean Pop (K-Pop) Fans: An Observational Qualitative Study : ”. Sains Humanika, vol. 17, no. 2, Apr. 2025, pp. 27-35, doi:10.11113/sh.v17n2.2194.