@misc{indiciae62757554ea3c,
  title = {Cost studies for commercial fuselage crown designs},
  author = {Walker, T. H. and Smith, P. J. and Truslove, G. and Willden, K. S. and Metschan, S. L. and Pfahl, C. L.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19930021251},
  note = {Source identifier: 19930021251}
}