@misc{indiciaee0c676ffbe67,
  title = {Observability studies of inertial navigation systems},
  author = {Bar-Itzhack, I. Y. and Goshen-Meskin, D.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890065292},
  note = {Source identifier: 19890065292}
}