@article{kim2006biologically,
  title = {Biologically inspired polymer microfibers with spatulate tips as repeatable fibrillar adhesives},
  journal = {Applied Physics Letters},
  volume = {89},
  number = {26},
  pages = {261911--261911},
  publisher = {AIP},
  year = {2006},
  author = {Kim, Seok and Sitti, Metin}
}