@inproceedings{Huang:2025mV, author = "Huang, Zhi-Qiu and Celotti, Annalisa and Salafia, Om Sharan and Nava, Lara and Ghirlanda, Giancarlo", title = "{Implications of late-time XRT detected GRBs for particle acceleration}", doi = "10.22323/1.501.0050", booktitle = "Proceedings of 39th International Cosmic Ray Conference {\textemdash} PoS(ICRC2025)", year = 2025, volume = "501", pages = "050" }