@article{yang2020libera,
  author={Yang, Gyeongsik and Yu, Bong-yeol and Jin, Heesang and Yoo, Chuck},
  journal={IEEE Communications Magazine},
  title={Libera for Programmable Network Virtualization},
  year={2020},
  volume={58},
  number={4},
  pages={38-44},
  doi={10.1109/mcom.001.1900290}
}