@article{yu2018study,
  title={STUDY ON PORT BASED ON USER AUTHENTICATION SYSTEM USING IEEE 802.1 X.},
  author={Yu, Young-Geun and Park, Koo-Rack and Kim, Dong-Hyun},
  journal={Journal of Theoretical \& Applied Information Technology},
  volume={96},
  number={6},
  year={2018}
}