@misc{indiciaeac0e195f7138,
  title = {A surface systems architecture for an evolutionary lunar base},
  author = {Roberts, Barney B. and Pieniazek, Lester A.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900039893},
  note = {Source identifier: 19900039893}
}