@misc{indiciae433fcf21af65,
  title = {Microliter-sized ionization device and method},
  author = {Cohen, Martin J. and Simac, Robert M. and Wernlund, Roger F.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20080004487},
  note = {Source identifier: 20080004487}
}