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.
Rolf Färe, Shawna Grosskopf, Osman Zaim. Hyperbolic efficiency and return to the dollar. European Journal of Operational Research, 136(3):671-679, 2002. [doi]