@article{sitti2007microscale,
  title = {Microscale and nanoscale robotics systems [grand challenges of robotics]},
  journal = {IEEE Robotics \& Automation Magazine},
  volume = {14},
  number = {1},
  pages = {53--60},
  publisher = {IEEE},
  year = {2007},
  author = {Sitti, Metin}
}