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.
Lutz Hildebrandt, Udo Wagner. Vorwort der Herausgeber. OR Spectrum, 22(1):1-4, 2000. [doi]
Abstract is missing.