Three-party quantum secret sharing of secure direct communication based on χ-type entangled states
杨宇光, 曹卫锋, 温巧燕
Three-party quantum secret sharing of secure direct communication based on $\chi$-type entangled states
Yang Yu-Guang(杨宇光), Cao Wei-Feng(曹卫锋), and Wen Qiao-Yan(温巧燕)
中国物理B . 2010, (5): 50306 -050306 .  DOI: 10.1088/1674-1056/19/5/050306