Arief, Assaf, Dana Indra Sensuse, and Petrus Mursanto. 2021. “Smart city’s Trends, Architectures, Components, and Challenges: A Systematic Review and Building an Initial Model for Indonesia”. Engineering and Applied Science Research 49 (2):259-71. https://ph01.tci-thaijo.org/index.php/easr/article/view/243359.