Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Weiming Liu, Xiaotong Zhang, Sanjiang Li, Mingsheng Ying. Reasoning about cardinal directions between extended objects. Artificial Intelligence, 174(12-13):951-983, 2010. [doi]
Abstract is missing.