@misc{indiciaeb63094892095,
  title = {Predictive design for spacecraft propulsion.},
  author = {Andrews, W. G. and Gallant, R. P. and Reed, D. R.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690056884},
  note = {Source identifier: 19690056884}
}