Pravallika Bheemarasetty, Dr. S. R. Raja. Trip Companion Tour Together and Expense Tracker Application. Int. J. Sci. Res. Comput. Sci. Eng. Inf. Technol. 2024;10(6):1538-1545. Accessed August 2, 2025. https://www.ijsrcseit.com/index.php/home/article/view/CSEIT241061206