@misc{indiciaef4639e556c20,
  title = {Estimating Relative Positions of Outer-Space Structures},
  author = {Balian, Harry and Breckenridge, William and Brugarolas, Paul},
  year = {2009},
  url = {https://ntrs.nasa.gov/citations/20090020580},
  note = {Source identifier: 20090020580}
}