@misc{indiciae3adeffbc7acd,
  title = {A Dedicated Constellation For Global GPS Limb Sounding},
  author = {Leroy, S. S. and Srinivasan, J. and Yunck, T. P. and Kursinski, E. R. and Hajj, G. A. and Meehan, T. K.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20060035265},
  note = {Source identifier: 20060035265}
}