Pappula Madhavi (2024) “Altitude Geo Hash Method for Location Based Systematized Billing for Packers and Movers”, International Journal of Intelligent Systems and Applications in Engineering, 12(3), pp. 4048–4056. Available at: https://mail.ijisae.org/index.php/IJISAE/article/view/6108 (Accessed: 27 August 2026).