@misc{indiciae092d40a3d85e,
  title = {Utilization of solar energy in developing countries - Identifying some potential markets},
  author = {Hein, G. F. and Siddiqi, T. A.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780061528},
  note = {Source identifier: 19780061528}
}