@misc{indiciaec0e4f1da9d5f,
  title = {Propellers And Fans Based On The Moebius Strip},
  author = {Seiner, John Milton and Gilinsky, Mikhail Markovich},
  year = {1996},
  url = {https://ntrs.nasa.gov/citations/19960024423},
  note = {Source identifier: 19960024423}
}