@misc{indiciae9530c0828e9a,
  title = {GPS inferred geocentric reference frame for satellite positioning and navigation},
  author = {Malla, Rajendra P. and Wu, Sien-Chong},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900028894},
  note = {Source identifier: 19900028894}
}