@misc{indiciaecee4619cbf4b,
  title = {TOPEX orbit determination and gravity recovery using Global Positioning System data from repeat orbits},
  author = {Wu, Jiun-Tsong and Yunck, Thomas P.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920042324},
  note = {Source identifier: 19920042324}
}