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.
Yan-jun Wang, Ke-Cun Zhang. Global optimization of nonlinear sum of ratios problem. Applied Mathematics and Computation, 158(2):319-330, 2004. [doi]