2009
Hoff, Tom,
Carl Lenox,
Nicholas Miller,
Yih-huei Wan,
Ray George,
Joshua Stein,
Benjamin Kroposki,
Andrew D Mills,
Mark Ahlstrom,
Michael Brower, and
Abraham Ellis.
Understanding Variability and Uncertainty of Photovoltaics for Integration with the Electric Power System. Berkeley: LBNL, 2009.