Ahdan, Syaiful, and Setiawansyah Setiawansyah. 2021. “Android-Based Geolocation Technology on a Blood Donation System (BDS) Using the Dijkstra Algorithm”. IJAIT (International Journal of Applied Information Technology) 5 (01):1-15. https://doi.org/10.25124/ijait.v5i01.3317.