Ashari, Ilham Firman. “Implementation of Cyber-Physical-Social System Based on Service Oriented Architecture in Smart Tourism: Case Study: Bandung Natural Tourism”. Journal of Applied Informatics and Computing 4, no. 1 (June 23, 2020): 66–73. Accessed February 23, 2025. https://jurnal.polibatam.ac.id/index.php/JAIC/article/view/2077.