Wang Chen, Fang Zhi-Heng, Wang Wei, Xiong Jun, Sun Jin-Ren, Wu Jiang, Fu Si-Zu, Gu Yuan, Wang Shi-Ji, Zhang Guo-Ping, Zheng Wu-Di, Huang Guan-Long, Guan Fu-Yi, Xie Xing-Long, Lin Zun-Qi. Experimental study of a transient X-ray laser pumped by a picosecond pulsed laserJ. Acta Physica Sinica, 2006, 55(8): 4156-4160. DOI: 10.7498/aps.55.4156