R. H. Varney, M. C. Kelley, M. J. Nicolls, C. J. Heinselman, and R. L. Collins. The electron density dependence of polar mesospheric summer echoes. J Atmos Sol-Terr Phy, volume 73, 2011 . M. C. Kelley, M. J. Nicolls, R. H. Varney, R. L. Collins, R. Doe, J. M. C. Plane, J. Thayer, M. Taylor, B. Thurairajah, and K. Mizutani. Radar, lidar, and optical observations in the polar summer mesosphere shortly after a space shuttle launch. J. Geophys. Res., volume 115, 2010 . M. J. Nicolls, R. H. Varney, S. L. Vadas, P. A. Stamus, C. J. Heinselman, R. B. Cosgrove, and M. C. Kelley. Influence of an inertia-gravity wave on mesospheric dynamics: A case study with the Poker Flat Incoherent Scatter Radar. J. Geophys. Res., volume 115, 2010 . R. H. Varney, M. J. Nicolls, C. J. Heinselman, and M. C. Kelley. Observations of polar mesospheric summer echoes using PFISR during the summer of 2007. J. Atmos. Solar-Terr. Phys., volume 71, issue 3, pages 470-476, 2009 . M. J. Nicolls, M. C. Kelley, R. H. Varney, and C. J. Heinselman. Spectral observations of polar mesospheric summer echoes at 33 cm (450 MHz) with the Poker Flat Incoherent Scatter Radar. J. Atmos Solar-Terr. Phys., volume 71, issue 6, pages 662-674, 2009 . H. Bahcivan, M. C. Kelley, and J. W. Cutler. Radar and rocket comparison of UHF radar scattering from auroral electrojet irregularities: Implications for a nanosatellite radar. J. Geophys. Res., volume 114, 2009 . M. C. Kelley, R. A. Cuevas, and D. L. Hysell. Radar scatter from equatorial electrojet waves: An explanation for the constancy of the Type I Doppler shift with zenith angle. Geophys. Res. Lett., volume 35, 2008 . L. M. Kagan, R. S. Kissack, M. C. Kelley, and R. Cuevas. Unexpected rapid decrease in phase velocity of submeter Farley-Buneman waves with altitude. Geophys. Res. Lett., volume 35, issue 3, 2008 . M. N. Vlasov, M. C. Kelley, and D. L. Hysell. Eddy turbulence parameters inferred from radar observations at Jicamarca. Ann. Geophys., volume 25, issue 2, pages 475-481, 2007 . M. J. Nicolls, C. J. Heinselman, E. A. Hope, S. Ranjan, M. C. Kelley, and J. D. Kelly. Imaging of Polar Mesosphere Summer Echoes with the 450 MHz Poker Flat Advanced Modular Incoherent Scatter Radar. Geophys. Res. Lett., volume 34, issue 2, 2007 .