TY  - RPRT
TI  - Qualification testing of flat-plate photovoltaic modules
AU  - Hoffman, A. R.
AU  - Griffith, J. S.
AU  - Ross, R. G., Jr.
PY  - 1982
UR  - https://ntrs.nasa.gov/citations/19820061255
ID  - 19820061255
ER  -