Importance of including ammonium sulfate ((NH&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt;)&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;SO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt;) aerosols for ice cloud parameterization in GCMs
Annales geophysicae