@misc{sitti2014design,
  title = {The design of microfibers with mushroom-shaped tips for optimal adhesion},
  month = feb,
  year = {2014},
  note = {US Patent App. 14/766,561},
  slug = {sitti2014design},
  author = {Sitti, Metin and Aksak, Burak},
  month_numeric = {2}
}