@misc{indiciaea103c4777f85,
  title = {Standard user data services for spacecraft applications},
  author = {Smith, J. F. and Hwang, C. and Fowell, S. and Plummer, C.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20060029042},
  note = {Source identifier: 20060029042}
}