Lu-Yao Jiang, Yun Wang, Yu-Jia Wei, Da-Ming Wei, Xiang Li, Hao-Ning He, Jia Ren, Zhao-Qiang Shen, Zhi-Ping Jin. "Probable evidence for a transient mega-electron volt emission line in the GRB 221023A." Nature Communications, 2025. doi:10.1038/s41467-025-57791-w