@misc{indiciaecb20c4aa1676,
  title = {A modified linear membrane theory for the pressurized toroid},
  author = {Clark, S. K. and Mcivor, I. K. and Tielking, J. T.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710033471},
  note = {Source identifier: 19710033471}
}