@misc{indiciae39916218fe3f,
  title = {Measuring electron temperature in the extended corona},
  author = {Hassler, Donald M. and Gardner, L. D. and Kohl, John L.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930022233},
  note = {Source identifier: 19930022233}
}