Goemans, M. X.Goldberg, A. V.Plotkin, S.Shmoys, D. B.Tardos, E.Williamson, D. P.2007-11-092007-11-091995-021116https://hdl.handle.net/1813/8998Improved approximation algorithms for network design problems268635 bytesapplication/pdfen-USOperations ResearchIndustrial Engineeringtechnical reporttechnical report