@misc{indiciae3d336b9b0841,
  title = {SPHERES as Formation Flight Algorithm Development and Validation Testbed: Current Progress and Beyond},
  author = {Kong, Edmund M. and Saenz-Otero, Alvar and Nolet, Simon and Berkovitz, Dustin S. and Miller, David W. and Sell, Steve W.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20060048543},
  note = {Source identifier: 20060048543}
}