Grandoni, Fabrizio; Rothvoß, Thomas Approximation algorithms for single and multi-commodity connected facility location. (English) Zbl 1341.90081 Günlük, Oktay (ed.) et al., Integer programming and combinatoral optimization. 15th international conference, IPCO 2011, New York, NY, USA, June 15–17, 2011. Proceedings. Berlin: Springer (ISBN 978-3-642-20806-5/pbk). Lecture Notes in Computer Science 6655, 248-260 (2011). MSC: 90B80 68W25 90C27 90C59 PDFBibTeX XMLCite \textit{F. Grandoni} and \textit{T. Rothvoß}, Lect. Notes Comput. Sci. 6655, 248--260 (2011; Zbl 1341.90081) Full Text: DOI
Eisenbrand, Friedrich; Grandoni, Fabrizio; Rothvoß, Thomas; Schäfer, Guido Connected facility location via random facility sampling and core detouring. (English) Zbl 1208.68236 J. Comput. Syst. Sci. 76, No. 8, 709-726 (2010). MSC: 68W25 68W20 90B80 PDFBibTeX XMLCite \textit{F. Eisenbrand} et al., J. Comput. Syst. Sci. 76, No. 8, 709--726 (2010; Zbl 1208.68236) Full Text: DOI
Grandoni, Fabrizio; Kaibel, Volker; Oriolo, Gianpaolo; Skutella, Martin A short proof of the VPN tree routing conjecture on ring networks. (English) Zbl 1154.90334 Oper. Res. Lett. 36, No. 3, 361-365 (2008). MSC: 90B18 PDFBibTeX XMLCite \textit{F. Grandoni} et al., Oper. Res. Lett. 36, No. 3, 361--365 (2008; Zbl 1154.90334) Full Text: DOI arXiv Link