@misc{indiciaefc33644a2e91,
  title = {Parametric Covariance Model for Horizon-Based Optical Navigation},
  author = {Hikes, Jacob and Liounis, Andrew J. and Christian, John A.},
  year = {2016},
  url = {https://ntrs.nasa.gov/citations/20170009129},
  note = {Source identifier: 20170009129}
}