00717nam0-22002531i-450-99000117473040332120100617111325.0000117473FED01000117473(Aleph)000117473FED0100011747320001205d1965----km-y0itay50------bafreReseaux de communication et structures de groupeC. FlamentParisDunod1965Monographies Dunod59Flament,Claude55636ITUNINARICAUNIMARCBK99000117473040332126-A-5912555MA1MA1Reseaux de communication et structures de groupe346018UNINA