@misc{indiciae55f10a03f041,
  title = {Key system architecture issues concerning Space Link Extension (SLE) services},
  author = {Tai, W. S. and Maldari, P. and Hell, W.},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20060031571},
  note = {Source identifier: 20060031571}
}