00646nam0-22002411i-450-990002772770403321000277277FED01000277277(Aleph)000277277FED0100027727720000920d1975----km-y0itay50------baENGPublic utility regulation.by Sichel and Gies.University of Michigans.e.1975Sichel,Werner108504ITUNINARICAUNIMARCBK9900027727704033217-602tbECAECAPublic utility regulation423637UNINAING01