The ESA's Planetary Science Archive (PSA) Manaud, N. ; Heather, D. ; Barthelemy, M. ; Martinez, S. ; Vazquez, J. L. ; Szumlas, S. ; Metselaar, H. ; Kissi-Ameyaw, J. Abstract Publication: European Planetary Science Congress 2009 Pub Date: September 2009 Bibcode: 2009epsc.conf..699M