@article{kim2012chemotactic,
  title = {Chemotactic steering of bacteria propelled microbeads},
  journal = {Biomedical microdevices},
  volume = {14},
  number = {6},
  pages = {1009--1017},
  publisher = {Springer US},
  year = {2012},
  author = {Kim, Dongwook and Liu, Albert and Diller, Eric and Sitti, Metin}
}