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  <dc:date>2024-12-02</dc:date>
  <dc:title>Ionosonde  data used in the paper for JGR</dc:title>
  <dc:identifier>doi:10.57760/sciencedb.17339</dc:identifier>
  <dc:language>en</dc:language>
  <dc:description>&amp;nbsp;Six years hourly ionosonde data observed during ascending (2010&amp;ndash;2012) and descending (2016-2018) phases of the solar cycle at three different mid-latitude stations of Kuming (25.5&amp;deg;N, 103.8&amp;deg;E), Lanzhou (36.1&amp;deg;N, 103.9&amp;deg;E) and Urumqi (43.8&amp;deg;N, 87.6&amp;deg;E) in China region.</dc:description>
  <dc:subject>sporadic E layer;  ionosonde; solar cycle</dc:subject>
  <dc:creator>Yabin Zhang</dc:creator>
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