@article{Bower2023a,
  author = "G. E. Bower and S. E. Milan and L. J. Paxton and E. Spanswick and M. R. Hairston",
  title = "Formation and Motion of Horse Collar Aurora Events",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 128,
  number = 5,
  month = "Apr",
  keywords = "northward imf, aurora, rbo",
  doi = "https://doi.org/10.1029/2022JA031105"
}


@article{Cai2023a,
  author = "H. Cai and C. Xue and J. Houssineau and M. Jah and J. Zhang",
  title = "Possibilistic space object tracking under epistemic uncertainty",
  year =  2023 ,
  journal = "Advances in Space Research",
  volume = 71,
  number = 12,
  keywords = "pfisr, space object tracking, epistemic uncertainty, leo labs, tle",
  doi = "https://doi.org/10.1016/j.asr.2023.02.032",
  url = "https://www.sciencedirect.com/science/article/pii/S0273117723001606"
}


@article{Chen2023a,
  author = "Z. Chen and T. Xie and H. Li and Z. Ouyang and X. Deng",
  title = "The global variation of low ionosphere under action of energetic electron precipitation",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  month = "Sep",
  keywords = "pfisr",
  doi = "https://doi.org/10.1029/2023JA031930"
}


@mastersthesis{Fast2023b,
  author = "H. Fast",
  title = "Study of the electron density in the high latitude ionosphere with incoherent scatter radars and Swarm satellites",
  year =  2023 ,
  month = "Aug",
  keywords = "pfisr, risrc, mastersthesis",
  url = "https://hdl.handle.net/10388/14991",
  school = "University of Saskatchewan"
}


@article{Fast2023a,
  author = "H. Fast and A. Koustov and R. Gillies",
  title = "Validation of Swarm Langmuir Probes by Incoherent Scatter Radars at High Latitudes",
  year =  2023 ,
  journal = "Remote Sensing",
  volume = 15,
  number = 7,
  keywords = "pfisr, risrc, swarm satellites, electron density, topside ionosphere, polar cap, auroral zone",
  doi = "10.3390/rs15071846",
  url = "https://www.mdpi.com/2072-4292/15/7/1846"
}


@article{Kaeppler2023a,
  author = "S. Kaeppler and D. G. Markowski and A. M. Pepper and R. Troyer and A. N. Jaynes and R. H. Varney and D. Hampton",
  title = "Data-driven empirical conductance relations during auroral precipitation using incoherent scatter radar and all sky imagers",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  month = "Sep",
  keywords = "aurora, conductance, conductivity, precipitation, pfisr",
  doi = "https://doi.org/10.1029/2023JA031764"
}


@article{Larson2023a,
  author = "B. Larson and A. Koustov and D. Themens and R. Gillies",
  title = "Ionospheric electron density over Resolute Bay according to E-CHAIM model and RISR radar measurements",
  year =  2023 ,
  journal = "Advances in Space Research",
  month = "Jan",
  keywords = "risrn, risrc, rbo, e-chaim model, incoherent scatter radars, electron density, polar cap, modeling, instruments, techniques, ionospheric physics",
  doi = "https://doi.org/10.1016/j.asr.2023.01.017",
  url = "https://www.sciencedirect.com/science/article/pii/S0273117723000339"
}


@article{Liu2023a,
  author = "L. Liu and Y. J. Morton",
  title = "Assessment of storm-time ionospheric electron density measurements from Spire Global CubeSat GNSS radio occultation constellation",
  year =  2023 ,
  journal = "GPS Solutions",
  volume = 27,
  number = 2,
  keywords = "pfisr, gnss, radio occultation",
  doi = "10.1007/s10291-023-01414-8",
  url = "https://doi.org/10.1007/s10291-023-01414-8"
}


@article{Lu2023a,
  author = "X. Lu and H. Wu and S. Kaeppler and J. Meriwether and Y. Nishimura and W. Wang and J. Li and X. Shi",
  title = "Understanding Strong Neutral Vertical Winds and Ionospheric Responses to the 2015 St. Patrick's Day Storm Using TIEGCM Driven by Data-Assimilated Aurora and Electric Fields",
  year =  2023 ,
  journal = "Space Weather",
  volume = 21,
  number = 2,
  keywords = "space weather modeling, data assimilation, aurora, electric fields, tiegcm, pfisr, superdarn, themis asis",
  doi = "https://doi.org/10.1029/2022SW003308",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2022SW003308",
  note = "e2022SW003308 2022SW003308"
}


@article{Lyons2023a,
  author = "L. R. Lyons and Y. Nishimura and J. Liu and Y. Zou and W. A. Bristow and S. Yadav and E. Donovan and N. Nishitani and K. Shiokawa and K. Hosokawa",
  title = "Unsolved problems: Mesoscale polar cap flow channels' structure, propagation, and effects on space weather disturbances",
  year =  2023 ,
  journal = "Frontiers in Astronomy and Space Sciences",
  volume = 10,
  keywords = "rbo, imagers",
  doi = "10.3389/fspas.2023.1147531",
  url = "https://www.frontiersin.org/articles/10.3389/fspas.2023.1147531"
}


@article{Madera2023a,
  author = "D. J. Madera and R. A. Marshall and S. Elschot and S. Kaeppler and P. Reyes and R. H. Varney and A. B. Crew",
  title = "Time-Dependent Inversion of Energetic Electron Precipitation Spectra From Ground-Based Incoherent Scatter Radar Measurements",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 128,
  number = 5,
  keywords = "pfisr, d-region",
  doi = "https://doi.org/10.1029/2022JA031000",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2022JA031000",
  note = "e2022JA031000 2022JA031000"
}


@article{Schreiter2023a,
  author = "L. Schreiter and C. Stolle and J. Rauberg and G. Kervalishvili and J. van d. Ijssel and D. Arnold and C. Xiong and A. Callegare",
  title = "Topside Ionosphere Sounding From the CHAMP, GRACE, and GRACE-FO Missions",
  year =  2023 ,
  journal = "Radio Science",
  volume = 58,
  number = 3,
  keywords = "pfisr, risrn, risrc, topside ionosphere, electron density, total electron content, leo satellites, radar calibration",
  doi = "https://doi.org/10.1029/2022RS007552",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2022RS007552",
  note = "e2022RS007552 2022RS007552"
}


@article{Tian2023a,
  author = "X. Tian and Y. Yu and F. Gong and L. Ma and J. Cao and S. C. Solomon and P. R. Shreedevi and K. Shiokawa and Y. Otsuka and S.-i. Oyama and Y. Miyoshi",
  title = "Ionospheric Modulation by EMIC Wave-Driven Proton Precipitation: Observations and Simulations",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 128,
  number = 1,
  keywords = "pfisr",
  doi = "https://doi.org/10.1029/2022JA030983",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2022JA030983",
  note = "e2022JA030983 2022JA030983"
}


@article{Vaggu2023a,
  author = "P. R. Vaggu and K. B. Deshpande and S. Datta-Barua and G. S. Bust and D. L. Hampton and A. L. Rubio and J. P. Conroy",
  title = "Morphological and Spectral Features of Ionospheric Structures at E- and F-Region Altitudes over Poker Flat Analyzed Using Modeling and Observations",
  year =  2023 ,
  journal = "Sensors",
  volume = 23,
  number = 5,
  month = "Feb",
  keywords = "pfisr, pfrr",
  doi = "10.3390/s23052477",
  url = "https://www.mdpi.com/1424-8220/23/5/2477"
}


@article{Wang2023a,
  author = "C. Wang and W.-L. Guo and Q.-H. Zhang and H.-S. Zhao and L. Cao",
  title = "3-D Computerized Ionospheric Tomography with GPS, SAR, and Ionosonde",
  year =  2023 ,
  journal = "IEEE Transactions on Geoscience and Remote Sensing",
  keywords = "pfisr, gps, ionospheric tomography, spaceborne radar",
  doi = "10.1109/TGRS.2023.3285744"
}


@article{Zhang2023a,
  author = "D. Zhang and Q.-H. Zhang and K. Oksavik and Z.-Y. Xing and L. R. Lyons and H.-G. Yang and G.-J. Li and K. Hosokawa and A. Shinbori and Y.-Z. Ma and Y. Wang and X.-Y. Wang",
  title = "Multi-Instrument Observations of the Evolution of Polar Cap Patches Associated With Flow Shears and Particle Precipitation",
  year =  2023 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 128,
  number = 12,
  month = "Dec",
  keywords = "rbo, superdarn, polar cap patch, polar ionosphere, flow shear, particle precipitation",
  doi = "https://doi.org/10.1029/2023JA032176",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2023JA032176",
  note = "e2023JA032176 2023JA032176"
}