Kholishoh, Istithoatun, Mardainis Mardainis, Susandri Susandri, and Khusaeri Andesa. 2021. “Geolocation Apps Using A* Algorithm for Android Based Traders”. IT Journal Research and Development 6 (1):17-29. https://doi.org/10.25299/itjrd.2021.vol6(1).5398.