@misc{indiciaeb32cef767c7f,
  title = {Correlation tracking study for meter-class solar telescope on space shuttle},
  author = {Smithson, R. C. and Tarbell, T. D.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19790007705},
  note = {Source identifier: 19790007705}
}