REY, MichelVODOZ, Luc2009-05-062009-05-062009-05-061993https://infoscience.epfl.ch/handle/20.500.14299/38423PROMOTIONéconomiqueValaisEVALUATIONECONOMIErégionalMETHODOLOGIELa promotion économique valaisannetext::report