“Use of radio occultation to probe the high-latitude ionosphere”, Atmospheric Measurement Techniques, vol. 8, no. 7, pp. 2789 - 2800, 2015.
, “Morphology of the equatorial anomaly and equatorial plasma bubbles using image subspace analysis of Global Ultraviolet Imager data”, Journal of Geophysical Research-Part A-Space Physics , vol. 110, no. A11, 2005.
, “Global thermosphere-ionosphere response to onset of 20 November 2003 magnetic storm”, Journal of Geophysical Research, vol. 111, no. A10, 2006.
, “Global Thermosphere-Ionosphere Response to Geomagnetic Storms”, Proceedings of the Ionospheric Effect Symposium. Editor J. Goodman , Alexandria, VA , 2005.
, “Case study of the 15 July 2000 magnetic storm effects on the ionosphere-driver of the positive ionospheric storm in the winter hemisphere”, Journal of Geophysical Research, vol. 108, no. A11, 2003.
,