[1]
Justice Panggabean, M., Molliq Rangkuti, Y. and Muslim Karo-Karo, I. 2023. Design of a geographic information system (gis) for the spread of covid-19 disease in medan city. Jurnal Mantik. 6, 4 (Feb. 2023), 3726-3736. DOI:https://doi.org/10.35335/mantik.v6i4.3437.