@misc{indiciaeb61edaa1691a,
  title = {Future Mars outpost architecture},
  author = {Williams, T. D. and Owens, J. M. and Easter, R. W. and Mireles, O. R. and Ramsey, S. A.},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20060033415},
  note = {Source identifier: 20060033415}
}