@misc{indiciaefcae4959e04d,
  title = {Mars Polar Lander Approach Navigation},
  author = {Demcak, S. and Ryne, M. and Portock, B. and Pollmeier, V. and Graat, E. and Esposito, P. and Alwar, V. and Burkhart, P.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20210001069},
  note = {Source identifier: 20210001069}
}