@misc{indiciae345bccc87ded,
  title = {Interplanetary Lyman-alpha observations with UVS on Voyager - Data, first analysis, implications for the ionization lifetime},
  author = {Lallement, R. and Bertaux, J. L. and Chassefiere, E. and Sandel, B.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920036375},
  note = {Source identifier: 19920036375}
}