@misc{indiciae1a626c89265b,
  title = {Qualification testing of flat-plate photovoltaic modules},
  author = {Hoffman, A. R. and Griffith, J. S. and Ross, R. G., Jr.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820061255},
  note = {Source identifier: 19820061255}
}