@misc{indiciae40fe3a79a57e,
  title = {Subharmonic Oscillations and Chaos in Dynamic Atomic Force Microscopy},
  author = {Cantrell, John H. and Cantrell, Sean A.},
  year = {2015},
  url = {https://ntrs.nasa.gov/citations/20160006091},
  note = {Source identifier: 20160006091}
}