@inproceedings{EvenSirocco2016,
  title={{An Approximation Algorithm for Path
Computation and Function Placement in SDNs}},
  author={Even, Guy and Rost, Matthias and Schmid, Stefan},
  booktitle={23rd International Colloquium on Structural Information and Communication Complexity (SIROCCO)},
  year={2016},
  organization={Springer}
}