@misc{indiciae89d58458c240,
  title = {Instrumented personal exercise during long-duration space flights},
  author = {Sawin, C. F. and Rummel, J. A. and Michel, E. L.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750045509},
  note = {Source identifier: 19750045509}
}