@inproceedings{alleg2017delay,
  title={Delay-aware VNF placement and chaining based on a flexible resource allocation approach},
  author={Alleg, Abdelhamid and Ahmed, Toufik and Mosbah, Mohamed and Riggio, Roberto and Boutaba, Raouf},
  booktitle={Network and Service Management (CNSM), 2017 13th International Conference on},
  pages={1--7},
  year={2017},
  organization={IEEE}
}