@misc{indiciae6d21a08a3939,
  title = {Exploration of Pluto},
  author = {Staehle, Robert L. and Abraham, Douglas S. and Carraway, John B. and Esposito, Paul J. and Salvo, Christopher G. and Terrile, Richard J. and Wallace, Richard A. and Weinstein, Stacy S. and Hansen, Elaine},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920073233},
  note = {Source identifier: 19920073233}
}