00857nam0-22003251i-450-99000089195040332120001010000089195FED01000089195(Aleph)000089195FED0100008919520001010d--------km-y0itay50------baitay-------001yyProspects of Fractures MechanicsNetherlandNoordhoff Int. Publ.1974.p. 643ill.cm 24Teoria della PlasticitaProspects345317Broek,D.Elst,H.C.Sih,G.C.ITUNINARICAUNIMARCBK99000089195040332103 TP.0,963176IINTCIINTCProspects of Fractures Mechanics356608UNINAING01