Gollapudi, Sreelakshmi, Lalit Kumar Pathak, Tushar Vrind, Diwakar Sharma, and Samir Kumar Mishra. “ Indoor Positioning Using Cellular Network and Relay Node for Wearables”. EAI Endorsed Transactions on Cloud Systems 4, no. 13 (December 7, 2018): e3. Accessed January 7, 2026. https://publications.eai.eu/index.php/cs/article/view/2501.