@inproceedings{Xu:20240r, author = "Xu, Yong", title = "{Gravitational Wave from Graviton Bremsstrahlung during Reheating}", doi = "10.22323/1.463.0047", booktitle = "Proceedings of Corfu Summer Institute 2023 "School and Workshops on Elementary Particle Physics and Gravity" {\textemdash} PoS(CORFU2023)", year = 2024, volume = "463", pages = "047" }