@misc{indiciaef0321376a964,
  title = {Development of a model and computer code to describe solar grade silicon production processes},
  author = {Gould, R. K. and Srivastava, R.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19800023366},
  note = {Source identifier: 19800023366}
}