@misc{indiciae59c730ceb375,
  title = {QuickBird and OrbView-3 Geopositional Accuracy Assessment},
  author = {Helder, Dennis and Ross, Kenton},
  year = {2006},
  url = {https://ntrs.nasa.gov/citations/20080021605},
  note = {Source identifier: 20080021605}
}