01035nam--2200373---450-99000279402020331620060728103933.00-88410-025-1000279402USA01000279402(ALEPH)000279402USA0100027940220060728d1974----km-y0itay50------baengUS||||||||001yyEnergyfuture alternatives and risksacademy forumCambridge, Mass.Ballingerc1974IX, 227 p.24 cm.Sul front.: National academy of sciencesAtti del 2. Academy Forum : Washington, 29-30 gennaio 197420012001001-------2001EnergiaStati Uniti d'America333.70973ITsalbcISBD990002794020203316MF/28339MFBKDIMECDIMEC9020060728USA011039Energy277129UNISA