Composition of the Venusian atmosphere after Venus Express Marcq, E. ; Montmessin, F. ; Bertaux, J. L. ; Tsang, C. C. ; Bézard, B. ; Belyaev, D. ; Fedorova, A. ; Drossart, P. ; Piccioni, G. Abstract Publication: European Planetary Science Congress 2009 Pub Date: September 2009 Bibcode: 2009epsc.conf..448M