Diallo, Babacar and Topka, Konstantina Christina and Puyo, Maxime and Lebesgue, Charlotte and Genevois, Cécile and Laloo, Raphaël and Samélor, Diane and Lecoq, Hélène and Allix, Mathieu and Vergnes, Hugues and Senocq, François and Florian, Pierre and Sarou-Kanian, Vincent and Sauvage, Thierry and Menu, Marie-Joëlle and Caussat, Brigitte and Turq, Viviane and Vahlas, Constantin and Pellerin, Nadia Network hydration, buying and composition.