@misc{indiciae1179d76887fb,
  title = {Quantifying Contributions of External Drivers to Global Ionospheric Map Variability},
  author = {Verkhoglyadova, Olga and Meng, Xing},
  year = {2020},
  url = {https://ntrs.nasa.gov/citations/20220001660},
  note = {Source identifier: 20220001660}
}