Ruixiong Tian, Zhe Xiang, et al.
Qinghua Daxue Xuebao/Journal of Tsinghua University
Deploying possible world semantics and the challenge of computing the certain answers to queries.
Ruixiong Tian, Zhe Xiang, et al.
Qinghua Daxue Xuebao/Journal of Tsinghua University
N.K. Ratha, A.K. Jain, et al.
Workshop CAMP 2000
M.F. Cowlishaw
IBM Systems Journal
Lerong Cheng, Jinjun Xiong, et al.
ASP-DAC 2008