@misc{indiciaead4441550bbd,
  title = {Space shuttle guidance, navigation and control equation document no. 19: Prelaunch alignment and platform compensation},
  author = {Gallagher, J. L.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730010911},
  note = {Source identifier: 19730010911}
}