@misc{indiciae1891ab3ecae3,
  title = {Helios mission support},
  author = {Goodwin, P. S. and Burke, E. S. and Rockwell, G. M.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770024248},
  note = {Source identifier: 19770024248}
}