François Jégou, Christophe Gouache and Sandrine Fournis.“Redesign of the French National Agenda 21 policy”, PERL final conference 10-11 March 2015. Unesco Paris
François Jégou, Christophe Gouache and Sandrine Fournis.“Redesign of the French National Agenda 21 policy”, PERL final conference 10-11 March 2015. Unesco Paris