@misc{indiciae5ec298707d90,
  title = {Multidisciplinary Design Techniques Applied to Conceptual Aerospace Vehicle Design},
  author = {Olds, John Robert and Walberg, Gerald D.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19940009145},
  note = {Source identifier: 19940009145}
}