@misc{indiciaebd50d71e8474,
  title = {Pressurized Paraboloidal Solar Concentrator},
  author = {Cleland, E. L. and Frickland, P. O.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820000095},
  note = {Source identifier: 19820000095}
}