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.
William Zhu. Topological approaches to covering rough sets. Inf. Sci., 177(6):1499-1508, 2007. [doi]
Abstract is missing.