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.
Maria Isabel Gomes Salema, Ana Paula F. D. Barbosa-PĆ³voa, Augusto Q. Novais. A strategic and tactical model for closed-loop supply chains. OR Spectrum, 31(3):573-599, 2009. [doi]
Abstract is missing.