Sponsors Support the Think and Do Tank LE PAPILLON SOURCE EL4DEV.pdf

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Contact
Paul Elvere Valérien DELSART
Founder, chief engineer and director of the participatory and sociopolitical multidisciplinary engineering program "EL4DEV"
Founder, chief engineer and director of the sub-program of
interconnected tourist towns and agro-climatic eco-landscape structures
"LE PAPILLON SOURCE"