@article{Janches2009a,
author = "D. Janches and D. C. Fritts and M. J. Nicolls and C. J. Heinselman",
title = "Observations of D-region structure and atmospheric tides with PFISR during active aurora",
year = 2009 ,
journal = "J. Atmos Solar-Terr. Phys.",
volume = 71,
number = 6,
pages = "688-696",
keywords = "amisr, pfisr",
doi = "10.1016/j.jastp.2008.08.015"
}