Optoelectronics Letters
Four-state reference-frame-independent quantum key distribution using heralded pair-coherent sources with source flaws
Feng Bao, Ziyan Zhao, Shunyu Yang, Tianqi Dou, Zhenhua Li, Jipeng Wang, Zhongqi Sun, Fen Zhou, Yanxin Han, Yuqing Huang, Haiqiang Ma