“The Challenges of Smart City Implementation in Indonesia: Case Study of Sleman Regency, Special Region of Yogyakarta, Indonesia”. Journal of Governance and Development (JGD) 15, no. 1 (January 31, 2019): 1–18. Accessed February 27, 2026. https://e-journal.uum.edu.my/index.php/jgd/article/view/13296.