@misc{indiciaebe93f32a3a6c,
  title = {Simple method for forming thin-wall pressure vessels},
  author = {Erickson, A. L. and Guist, L. R.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720000025},
  note = {Source identifier: 19720000025}
}