@article{Fraunberger2020a,
  author = "M. Fraunberger and K. A. Lynch and R. Clayton and T. M. Roberts and D. Hysell and M. Lessard and A. Reimer and R. Varney",
  title = "Auroral ionospheric plasma flow extraction using subsonic retarding potential analyzers",
  year =  2020 ,
  journal = "Review of Scientific Instruments",
  volume = 91,
  number = 9,
  keywords = "pfisr, pfrr",
  doi = "10.1063/1.5144498",
  url = "https://doi.org/10.1063/1.5144498"
}