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.
Curtis Herink, Gary Gruenhage, et al.. Finite Subcovers for Open Covers with Exact Cardinality: 10799. The American Mathematical Monthly, 108(3):278, 2001. [doi]
Abstract is missing.