@article{Hu2020a,
  author = "A. Hu and B. Carter and J. Currie and R. Norman and S. Wu and K. Zhang",
  title = "A Deep Neural Network Model of Global Topside Electron Temperature Using Incoherent Scatter Radars and Its Application to GNSS Radio Occultation",
  year =  2020 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 125,
  number = 2,
  keywords = "pfisr",
  doi = "https://doi.org/10.1029/2019JA027263",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2019JA027263"
}


@article{Hu2019a,
  author = "A. Hu and B. Carter and J. Currie and R. Norman and S. Wu and X. Wang and K. Zhang",
  title = "Modeling of Topside Ionospheric Vertical Scale Height Based on Ionospheric Radio Occultation Measurements",
  year =  2019 ,
  journal = "Journal of Geophysical Research: Space Physics",
  volume = 124,
  number = 6,
  keywords = "pfisr",
  doi = "https://doi.org/10.1029/2018JA026280",
  url = "https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2018JA026280"
}