The extended trace identity and its application
姚玉芹, 陈登远
The extended trace identity and its application
Yao Yu-Qin(姚玉芹) and Chen Deng-Yuan(陈登远)
中国物理B . 2007, (3): 611 -620 .  DOI: 10.1088/1009-1963/16/3/009