Habibullah, A. et al. 2019. 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, 1 (Jan. 2019), 1–18. DOI:https://doi.org/10.32890/jgd2019.15.1.1.