[Li, Xuguang; Zhang, Yao] Nankai Univ, Dept Informat Resources Management, Tianjin, Peoples R China.
[Li, Xuguang] Shandong Univ Technol, Inst Informat Management, Zibo, Peoples R China.
[Luo, Xiaoying] Lib Shenzhen MSU BIT Univ, Shenzhen, Peoples R China.
[Cox, Andrew] Univ Sheffield, Informat Sch, Sheffield, S Yorkshire, England.
[Lu, Yingying] Cent China Normal Univ, Sch Informat Management, Wuhan, Peoples R China.