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On the Convergence of a Hyperboloid Approximation Procedure for the Perturbed Euclidean Multifacility Location Problem
Rosen, J.B., (1993)
Vol. 25: COMPUTATIONAL METHODS IN GLOBAL OPTIMIZATION
Pardalos, Panos M., (1996)
A polynomial time dual algorithm for the Euclidean multifacility location problem
Xue, G.L., (1995)