@misc{indiciaef345b505f643,
  title = {Comparison of two on-orbit attitude sensor alignment methods},
  author = {Krack, Kenneth and Lambertson, Michael and Markley, F. Landis},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910007761},
  note = {Source identifier: 19910007761}
}