@article{Dongeabc9323,
  title = {Bioinspired cilia arrays with programmable nonreciprocal motion and metachronal coordination},
  journal = {Science Advances},
  volume = {6},
  number = {45},
  pages = {eabc9323},
  year = {2020},
  author = {Dong, Xiaoguang and Lum, Guo Zhan and Hu, Wenqi and Zhang, Rongjing and Ren, Ziyu and Onck, Patrick R. and Sitti, Metin},
  doi = {10.1126/sciadv.abc9323}
}