@misc{indiciae6ac382e63f2b,
  title = {LEGEND, a LEO-to-GEO Environment Debris Model},
  author = {Liou, Jer Chyi and Hall, Doyle T.},
  year = {2013},
  url = {https://ntrs.nasa.gov/citations/20140002264},
  note = {Source identifier: 20140002264}
}