1. When trains run into deadly accidents in Bangladesh. Available online: Dhaka tribune (accessed on 11 May 2022).
2. Three primary students were killed in level crossing accidents on. Available online: NEWAGE Bangladesh (accessed on 22 May 2022).
3. Application of Computing Analysis to Real-Time Railroad Track Inspection;Sholl,2006
4. Multi-sensor obstacle detection on railway tracks;Mockel,2003
5. Efficient Multisensory Barrier for Obstacle Detection on Railways;García;IEEE Transactions on Intelligent Transportation Systems,2010