@article{c51d4a3ca293499e97a77265ccccad8d,
title = "Dark Shadows: Understanding Variability and Uncertainty of Photovoltaics for Integration with the Electric Power System",
keywords = "electric power system integration, PV variability",
author = "Ray George and Andrew Mills and Mark Ahlstrom and Michael Brower and Abraham Ellis and Thomas Hoff",
year = "2011",
doi = "10.1109/MPE.2011.940575",
language = "American English",
volume = "9",
pages = "33--41",
journal = "IEEE Power and Energy Magazine",
issn = "1540-7977",
publisher = "Institute of Electrical and Electronics Engineers Inc.",
number = "3",
}