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.
Sjur Didrik Flåm, Hubertus Th. Jongen, Oliver Stein. Slopes of shadow prices and Lagrange multipliers. Optimization Letters, 2(2):143-155, 2008. [doi]