High resolution TEC monitoring method using permanent ground GPS receivers

@article{HernndezPajares1997HighRT,
  title={High resolution TEC monitoring method using permanent ground GPS receivers},
  author={Manuel Hern{\'a}ndez‐Pajares and Jos{\'e} Miguel Juan and Jaume Sanz},
  journal={Geophysical Research Letters},
  year={1997},
  volume={24},
  url={https://api.semanticscholar.org/CorpusID:140546660}
}
In this paper we propose a new and simple method for obtaining the ionospheric Total Electron Content (TEC) variations from GPS permanent station data, in a very precise manner and with high temporal and spatial resolution. 
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