@misc{indiciae0a56e7391be3,
  title = {Sub-milliarcsecond determination of pole position using Global Positioning System data},
  author = {Herring, Thomas A. and Dong, Danan and King, Robert W.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910071875},
  note = {Source identifier: 19910071875}
}