@article{145806,
  author = {Andrew A. Houck and Jeffrey B. Brock and Isaac L. Chuang},
  title = {Experimental Observations of a Left-Handed Material That Obeys Snell{\textquoteright}s Law},
  year = {2003},
  journal = {Physics Review Letters},
  url = {https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.90.137401},
  language = {eng},
}