@misc{indiciae537848df9228,
  title = {Space resources. Volume 3: Materials},
  author = {Mckay, Mary Fae and Mckay, David S. and Duke, Michael B.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930007686},
  note = {Source identifier: 19930007686}
}