@misc{indiciae9186bc8de6dc,
  title = {Engineering calculations for communications satellite systems planning},
  author = {Reilly, C. H. and Levis, C. A. and Buyukdura, O. M. and Mount-Campbell, C. A.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19870006765},
  note = {Source identifier: 19870006765}
}