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.
Phillip G. Bradford, David A. Thomas. Labeled shortest paths in digraphs with negative and positive edge weights. ITA, 43(3):567-583, 2009. [doi]
Abstract is missing.