Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleThree-dimensional study of Mars upper thermosphere/ionosphere and hot oxygen corona: 2. Solar cycle, seasonal variations, and evolution over history.AuthorsValeille, Arnaud; Combi, Michael R.; Bougher, Stephen W.; Tenishev, Valeriy; Nagy, Andrew F.PublicationJournal of Geophysical Research. Planets, 2009, Vol 114, Issue E11, pn/aISSN2169-9097Publication typeArticleDOI10.1029/2009JE003389