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Millstone Hill
S. - R. Zhang and Holt, J. M., Long-term ionospheric cooling: Dependency on local time, season, solar activity, and geomagnetic activity, Journal of Geophysical Research: Space Physics, vol. 118, no. 6, pp. 3719 - 3730, 2013.
long‒term trend
S. - R. Zhang and Holt, J. M., Long-term ionospheric cooling: Dependency on local time, season, solar activity, and geomagnetic activity, Journal of Geophysical Research: Space Physics, vol. 118, no. 6, pp. 3719 - 3730, 2013.
ionospheric temperature
S. - R. Zhang and Holt, J. M., Long-term ionospheric cooling: Dependency on local time, season, solar activity, and geomagnetic activity, Journal of Geophysical Research: Space Physics, vol. 118, no. 6, pp. 3719 - 3730, 2013.
incoherent scatter radar
S. - R. Zhang and Holt, J. M., Long-term ionospheric cooling: Dependency on local time, season, solar activity, and geomagnetic activity, Journal of Geophysical Research: Space Physics, vol. 118, no. 6, pp. 3719 - 3730, 2013.
global change
S. - R. Zhang and Holt, J. M., Long-term ionospheric cooling: Dependency on local time, season, solar activity, and geomagnetic activity, Journal of Geophysical Research: Space Physics, vol. 118, no. 6, pp. 3719 - 3730, 2013.