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.
Ming-Tat Ko, Richard C. T. Lee. On weighted rectilinear 2-center and 3-center problems. Inf. Sci., 54(1-2):169-190, 1991. [doi]
Abstract is missing.