nt-family: ms sans serif;"><a name="Hedin_1987"></a>
Hedin, A. E. <a href="http://www.agu.org/pubs/crossref/1987/JA092iA05p04649.shtml">MSIS-86
Thermospheric Model</a>. In: <span style="font-weight: bold;">Jounal
of Geophysical
Research</span>, Vol. 92, n. A5, p. 4649-4662, May, 1987.</span><br>

      <span style="font-family: &quot;MS Sans Serif&quot;;" lang="EN-US"><span style="font-family: MS Sans Serif;"></span></span><br>
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