@inproceedings {Pelsser-cost-of-2-routes-IEICE2008,
  author= {Cristel Pelsser and Tomonori Takeda},
  title= {Metrics to Evaluate the Cost of Maintaining Diverse BGP Routes},
  booktitle= {Proc. of the IEICE General Conference},
  month= {March},
  year= {2008}
}