@conference { , title = {System de gestion de l'environnement: Le role des authorities locales et regionales}, conference = {Vers l'europe de la recherche urbaine}, publicationstatus = {Unpublished}, url = {https://uwe-repository.worktribe.com/output/1046245}, keyword = {Centre for Sustainable Planning and Environments}, year = {2005}, author = {Ludlow, David} }