@misc{indiciae8d312ae0b6a7,
  title = {Joint US/Russian testing for track propagation},
  author = {Hirsch, David and Kudriavtsev, Vadim and Sedov, German and Karpov, Iurii and Golden, John and Linley, Larry and May, Todd},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19980022302},
  note = {Source identifier: 19980022302}
}