@inproceedings{BleyKoch2008, author = {Bley, Andreas and Koch, Thorsten}, title = {Integer programming approaches to access and backbone IP-network planning}, booktitle = {Modeling, Simulation and Optimization of Complex Processes, Proceedings of the 3rd International Conference on High Performance Scientific Computing, March 6-10, Hanoi, Vietnam}, publisher = {Springer}, pages = {87 -- 110}, year = {2008}, language = {en} } @inproceedings{BleyGroetschelWessaely2000, author = {Bley, Andreas and Gr{\"o}tschel, Martin and Wess{\"a}ly, Roland}, title = {Design of broadband virtual private networks: Model and Heuristics for the B-WiN}, volume = {53}, booktitle = {Robust communication networks: Interconnection and survivability. DIMACS workshop, Princeton, NJ, USA, 1998 at Rutgers University}, editor = {Dean, Nathaniel and Hsu, D. and Ravi, R.}, publisher = {American Mathematical Society}, address = {Providence, RI}, pages = {1 -- 16}, year = {2000}, language = {en} }