@article{tasoglu2014untethered,
  title = {Untethered micro-robotic coding of three-dimensional material composition},
  journal = {Nature Communications},
  volume = {5},
  pages = {DOI--10},
  publisher = {Nature Publishing Group},
  year = {2014},
  author = {Tasoglu, S and Diller, E and Guven, S and Sitti, M and Demirci, U}
}