| http://www.w3.org/ns/prov#value | - ESA's Director General J-J. Dordain is among those invited to speak, as well as heads or senior policy makers from other space organisations, including Yannick d'Escatha, president of the French space agency (CNES), Keiji Tachikawa, head of Japan's JAXA, and Sigmar Wittig, head of the German Aerospace Center (DLR).
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