@inproceedings{Papior:2025Zv, author = "Papior, Chiara Jane and Niechciol, Marcus and Risse, Markus", title = "{Estimating the GZK Photon Flux from Extragalactic Cosmic Rays}", doi = "10.22323/1.501.0353", booktitle = "Proceedings of 39th International Cosmic Ray Conference {\textemdash} PoS(ICRC2025)", year = 2025, volume = "501", pages = "353" }