Suharto, R. B., R. Mas’ud, J. Jiuhardi, and J. Roy. “Factors Influencing the Realization of Smart and Comfortable City Development Study of Balikpapan City”. International Journal of Economics (IJEC), vol. 4, no. 1, Mar. 2025, pp. 304-13, doi:10.55299/ijec.v4i1.1320.