Geometric Global Quantum Discord of Arbitrarily Two-qubit StatesYunlong Xiao, Tao Li, Shao-Ming Fei, Xianqing Li‐Jost, Naihuan Jing, Zhi‐Xi WangPublished Jan 30, 2015• 0 citationsPublisherDOI10.1088/1674-1056/25/3/030301