@ARTICLE{TDSC2019-2,
  AUTHOR =       {Mengyuan Zhang and Lingyu Wang and Sushil Jajodia and Anoop Singhal},
  TITLE =        {Network Attack Surface: Lifting the Concept of Attack Surface to the Network Level for Evaluating Networks' Resilience Against Zero-Day Attacks},
  JOURNAL =      {IEEE Transactions. on Dependable and Secure Computing (TDSC)},
  YEAR =         {2021},
  volume =       {18},
  number =       {1},
  pages =        {310-324},
  month =        {January/February},
  publisher =    {IEEE},
  note =         {First online 21 December 2018},
  doi =          {10.1109/TDSC.2018.2889086}
}