@misc{indiciaef92dce7c9edc,
  title = {Controlled Ecological Life Support Systems (CELSS) conceptual design option study},
  author = {Oleson, Melvin and Olson, Richard L.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19880005243},
  note = {Source identifier: 19880005243}
}