00807nam0-22003011i-450-99000089487040332120001010000089487FED01000089487(Aleph)000089487FED0100008948720001010d--------km-y0itay50------baitay-------001yyFracture MechanicsApplication to Concrete ACI SP-118DetroitA.C.I.1989p.298ill.cm 23Cemento Armato PrecompressoLi,Victor C.43714Bazant,Zdenek P.ITUNINARICAUNIMARCBK99000089487040332103 CP.0,276700IINTCIINTCFracture Mechanics357282UNINAING01