@article{Semeter2009a,
author = "J. Semeter and T. Butler and C. Heinselman and M. Nicolls and J. Kelly and D. Hampton",
title = "Volumetric imaging of the auroral ionosphere: Initial results from PFISR",
year = 2009 ,
journal = "J. Atmos Solar-Terr. Phys.",
volume = 71,
number = 6,
pages = "738-743",
keywords = "amisr, pfisr, pfrr",
doi = "10.1016/j.jastp.2008.08.014"
}