Abdul Hamid, Nor Aziati. “The User Experience (UX) Analysis of Self-Service Kiosk (SSK) in Waiting Time at Fast Food Restaurant Using User Experience (UX) Model”. Journal of Social Transformation and Regional Development, vol. 3, no. 2, Dec. 2021, pp. 85-98, https://publisher.uthm.edu.my/ojs/index.php/jstard/article/view/9855.