@article{li2019cutting,
  title = {Cutting the cord: progress in untethered soft robotics and actuators},
  journal = {MRS Advances},
  volume = {4},
  number = {51-52},
  pages = {2787-2804},
  year = {2019},
  author = {Li, Meng and Ostrovsky-Snider, Nicholas A and Sitti, Metin and Omenetto, Fiorenzo G},
  doi = {10.1557/adv.2019.439}
}