@misc{indiciaeecd2dbf33051,
  title = {Space and the Frontier Mythos: A Re-Examination},
  author = {Cockell, Charles S. and Messier, Douglas and Bormanis, Andre},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19970027273},
  note = {Source identifier: 19970027273}
}