@misc{indiciae9818f4482802,
  title = {Observing Tsunamis in the Ionosphere Using Ground Based GPS Measurements},
  author = {Galvan, D. A. and Komjathy, A. and Song, Y. Tony and Stephens, P. and Hickey, M. P. and Foster, J.},
  year = {2011},
  url = {https://ntrs.nasa.gov/citations/20150006003},
  note = {Source identifier: 20150006003}
}