@misc{indiciae543913253966,
  title = {GPS-based certification for the microwave landing system},
  author = {Thornton, C. L. and Young, L. E. and Wu, S. C. and Thomas, J. B.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19850055674},
  note = {Source identifier: 19850055674}
}