@misc{indiciae5d7ca4be21b1,
  title = {Ionospheric Slant Total Electron Content Analysis Using Global Positioning System Based Estimation},
  author = {Sparks, Lawrence C. and Mannucci, Anthony J. and Komjathy, Attila},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20170001984},
  note = {Source identifier: 20170001984}
}